28989550

素因数分解:

$2^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{3557}}^1$

素因数の和:3732

約数の個数: 24

約数和(自身を含む): 54266616

約数和(自身を除く): 25277066

約数列:

[1, 2, 5, 10, 25, 50, 163, 326, 815, 1630, 3557, 4075, 7114, 8150, 17785, 35570, 88925, 177850, 579791, 1159582, 2898955, 5797910, 14494775, 28989550]

約数ペア:

[(1, 28989550), (2, 14494775), (5, 5797910), (10, 2898955), (25, 1159582), (50, 579791), (163, 177850), (326, 88925), (815, 35570), (1630, 17785), (3557, 8150), (4075, 7114)]