323996080

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{5861}}^1$

素因数の和:6565

約数の個数: 40

約数和(自身を含む): 754509744

約数和(自身を除く): 430513664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1382, 2764, 3455, 5528, 5861, 6910, 11056, 11722, 13820, 23444, 27640, 29305, 46888, 55280, 58610, 93776, 117220, 234440, 468880, 4049951, 8099902, 16199804, 20249755, 32399608, 40499510, 64799216, 80999020, 161998040, 323996080]

約数ペア:

[(1, 323996080), (2, 161998040), (4, 80999020), (5, 64799216), (8, 40499510), (10, 32399608), (16, 20249755), (20, 16199804), (40, 8099902), (80, 4049951), (691, 468880), (1382, 234440), (2764, 117220), (3455, 93776), (5528, 58610), (5861, 55280), (6910, 46888), (11056, 29305), (11722, 27640), (13820, 23444)]