97720325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{503}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 128116800

約数和(自身を除く): 30396475

約数列:

[1, 5, 19, 25, 95, 409, 475, 503, 2045, 2515, 7771, 9557, 10225, 12575, 38855, 47785, 194275, 205727, 238925, 1028635, 3908813, 5143175, 19544065, 97720325]

約数ペア:

[(1, 97720325), (5, 19544065), (19, 5143175), (25, 3908813), (95, 1028635), (409, 238925), (475, 205727), (503, 194275), (2045, 47785), (2515, 38855), (7771, 12575), (9557, 10225)]