7904075

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 10240416

約数和(自身を除く): 2336341

約数列:

[1, 5, 25, 61, 71, 73, 305, 355, 365, 1525, 1775, 1825, 4331, 4453, 5183, 21655, 22265, 25915, 108275, 111325, 129575, 316163, 1580815, 7904075]

約数ペア:

[(1, 7904075), (5, 1580815), (25, 316163), (61, 129575), (71, 111325), (73, 108275), (305, 25915), (355, 22265), (365, 21655), (1525, 5183), (1775, 4453), (1825, 4331)]