74253680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 180940800

約数和(自身を除く): 106687120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 379, 395, 496, 620, 632, 758, 790, 1240, 1264, 1516, 1580, 1895, 2449, 2480, 3032, 3160, 3790, 4898, 6064, 6320, 7580, 9796, 11749, 12245, 15160, 19592, 23498, 24490, 29941, 30320, 39184, 46996, 48980, 58745, 59882, 93992, 97960, 117490, 119764, 149705, 187984, 195920, 234980, 239528, 299410, 469960, 479056, 598820, 928171, 939920, 1197640, 1856342, 2395280, 3712684, 4640855, 7425368, 9281710, 14850736, 18563420, 37126840, 74253680]

約数ペア:

[(1, 74253680), (2, 37126840), (4, 18563420), (5, 14850736), (8, 9281710), (10, 7425368), (16, 4640855), (20, 3712684), (31, 2395280), (40, 1856342), (62, 1197640), (79, 939920), (80, 928171), (124, 598820), (155, 479056), (158, 469960), (248, 299410), (310, 239528), (316, 234980), (379, 195920), (395, 187984), (496, 149705), (620, 119764), (632, 117490), (758, 97960), (790, 93992), (1240, 59882), (1264, 58745), (1516, 48980), (1580, 46996), (1895, 39184), (2449, 30320), (2480, 29941), (3032, 24490), (3160, 23498), (3790, 19592), (4898, 15160), (6064, 12245), (6320, 11749), (7580, 9796)]