67647425

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{457}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 87232512

約数和(自身を除く): 19585087

約数列:

[1, 5, 25, 31, 155, 191, 457, 775, 955, 2285, 4775, 5921, 11425, 14167, 29605, 70835, 87287, 148025, 354175, 436435, 2182175, 2705897, 13529485, 67647425]

約数ペア:

[(1, 67647425), (5, 13529485), (25, 2705897), (31, 2182175), (155, 436435), (191, 354175), (457, 148025), (775, 87287), (955, 70835), (2285, 29605), (4775, 14167), (5921, 11425)]