68415160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2549}}^1$

素因数の和:2632

約数の個数: 64

約数和(自身を含む): 170748000

約数和(自身を除く): 102332840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2549, 2684, 3355, 5098, 5368, 6710, 10196, 12745, 13420, 20392, 25490, 26840, 28039, 50980, 56078, 101960, 112156, 140195, 155489, 224312, 280390, 310978, 560780, 621956, 777445, 1121560, 1243912, 1554890, 1710379, 3109780, 3420758, 6219560, 6841516, 8551895, 13683032, 17103790, 34207580, 68415160]

約数ペア:

[(1, 68415160), (2, 34207580), (4, 17103790), (5, 13683032), (8, 8551895), (10, 6841516), (11, 6219560), (20, 3420758), (22, 3109780), (40, 1710379), (44, 1554890), (55, 1243912), (61, 1121560), (88, 777445), (110, 621956), (122, 560780), (220, 310978), (244, 280390), (305, 224312), (440, 155489), (488, 140195), (610, 112156), (671, 101960), (1220, 56078), (1342, 50980), (2440, 28039), (2549, 26840), (2684, 25490), (3355, 20392), (5098, 13420), (5368, 12745), (6710, 10196)]