숫자 81880040
소인수분해
소인수분해 | 2 * 2 * 2 * 5 * 11 * 71 * 2621 |
약수 | 1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2621, 2840, 3124, 3905, 5242, 6248, 7810, 10484, 13105, 15620, 20968, 26210, 28831, 31240, 52420, 57662, 104840, 115324, 144155, 186091, 230648, 288310, 372182, 576620, 744364, 930455, 1153240, 1488728, 1860910, 2047001, 3721820, 4094002, 7443640, 8188004, 10235005, 16376008, 20470010, 40940020, 81880040 |
약수의 개수 | 64 |
약수의 합 | 203886720 |
성질
표기
바이너리 | 100111000010110001111101000 |
8진수 | 470261750 |
16진수 | 4e163e8 |