25388150

素因数分解:

$2^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{1279}}^1$

素因数の和:1688

約数の個数: 24

約数和(自身を含む): 47377920

約数和(自身を除く): 21989770

約数列:

[1, 2, 5, 10, 25, 50, 397, 794, 1279, 1985, 2558, 3970, 6395, 9925, 12790, 19850, 31975, 63950, 507763, 1015526, 2538815, 5077630, 12694075, 25388150]

約数ペア:

[(1, 25388150), (2, 12694075), (5, 5077630), (10, 2538815), (25, 1015526), (50, 507763), (397, 63950), (794, 31975), (1279, 19850), (1985, 12790), (2558, 9925), (3970, 6395)]