225528025

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{647}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 285410304

約数和(自身を除く): 59882279

約数列:

[1, 5, 25, 73, 191, 365, 647, 955, 1825, 3235, 4775, 13943, 16175, 47231, 69715, 123577, 236155, 348575, 617885, 1180775, 3089425, 9021121, 45105605, 225528025]

約数ペア:

[(1, 225528025), (5, 45105605), (25, 9021121), (73, 3089425), (191, 1180775), (365, 617885), (647, 348575), (955, 236155), (1825, 123577), (3235, 69715), (4775, 47231), (13943, 16175)]