25877620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68099}}^1$

素因数の和:68127

約数の個数: 24

約数和(自身を含む): 57204000

約数和(自身を除く): 31326380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 68099, 136198, 272396, 340495, 680990, 1293881, 1361980, 2587762, 5175524, 6469405, 12938810, 25877620]

約数ペア:

[(1, 25877620), (2, 12938810), (4, 6469405), (5, 5175524), (10, 2587762), (19, 1361980), (20, 1293881), (38, 680990), (76, 340495), (95, 272396), (190, 136198), (380, 68099)]