30825625

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 40

約数和(自身を含む): 41786624

約数和(自身を除く): 10960999

約数列:

[1, 5, 25, 31, 37, 43, 125, 155, 185, 215, 625, 775, 925, 1075, 1147, 1333, 1591, 3875, 4625, 5375, 5735, 6665, 7955, 19375, 23125, 26875, 28675, 33325, 39775, 49321, 143375, 166625, 198875, 246605, 716875, 833125, 994375, 1233025, 6165125, 30825625]

約数ペア:

[(1, 30825625), (5, 6165125), (25, 1233025), (31, 994375), (37, 833125), (43, 716875), (125, 246605), (155, 198875), (185, 166625), (215, 143375), (625, 49321), (775, 39775), (925, 33325), (1075, 28675), (1147, 26875), (1333, 23125), (1591, 19375), (3875, 7955), (4625, 6665), (5375, 5735)]