72666760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1$

素因数の和:862

約数の個数: 64

約数和(自身を含む): 170553600

約数和(自身を除く): 97886840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 59, 82, 118, 164, 205, 236, 295, 328, 410, 472, 590, 751, 820, 1180, 1502, 1640, 2360, 2419, 3004, 3755, 4838, 6008, 7510, 9676, 12095, 15020, 19352, 24190, 30040, 30791, 44309, 48380, 61582, 88618, 96760, 123164, 153955, 177236, 221545, 246328, 307910, 354472, 443090, 615820, 886180, 1231640, 1772360, 1816669, 3633338, 7266676, 9083345, 14533352, 18166690, 36333380, 72666760]

約数ペア:

[(1, 72666760), (2, 36333380), (4, 18166690), (5, 14533352), (8, 9083345), (10, 7266676), (20, 3633338), (40, 1816669), (41, 1772360), (59, 1231640), (82, 886180), (118, 615820), (164, 443090), (205, 354472), (236, 307910), (295, 246328), (328, 221545), (410, 177236), (472, 153955), (590, 123164), (751, 96760), (820, 88618), (1180, 61582), (1502, 48380), (1640, 44309), (2360, 30791), (2419, 30040), (3004, 24190), (3755, 19352), (4838, 15020), (6008, 12095), (7510, 9676)]