9991750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2351}}^1$

素因数の和:2385

約数の個数: 32

約数和(自身を含む): 19813248

約数和(自身を除く): 9821498

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 2351, 4250, 4702, 11755, 23510, 39967, 58775, 79934, 117550, 199835, 293875, 399670, 587750, 999175, 1998350, 4995875, 9991750]

約数ペア:

[(1, 9991750), (2, 4995875), (5, 1998350), (10, 999175), (17, 587750), (25, 399670), (34, 293875), (50, 199835), (85, 117550), (125, 79934), (170, 58775), (250, 39967), (425, 23510), (850, 11755), (2125, 4702), (2351, 4250)]