2128889275

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{1249}}^1\times {\mathrm{2351}}^1$

素因数の和:3639

約数の個数: 24

約数和(自身を含む): 2734200000

約数和(自身を除く): 605310725

約数列:

[1, 5, 25, 29, 145, 725, 1249, 2351, 6245, 11755, 31225, 36221, 58775, 68179, 181105, 340895, 905525, 1704475, 2936399, 14681995, 73409975, 85155571, 425777855, 2128889275]

約数ペア:

[(1, 2128889275), (5, 425777855), (25, 85155571), (29, 73409975), (145, 14681995), (725, 2936399), (1249, 1704475), (2351, 905525), (6245, 340895), (11755, 181105), (31225, 68179), (36221, 58775)]