39886225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 52541280

約数和(自身を除く): 12655055

約数列:

[1, 5, 19, 25, 95, 131, 475, 641, 655, 2489, 3205, 3275, 12179, 12445, 16025, 60895, 62225, 83971, 304475, 419855, 1595449, 2099275, 7977245, 39886225]

約数ペア:

[(1, 39886225), (5, 7977245), (19, 2099275), (25, 1595449), (95, 419855), (131, 304475), (475, 83971), (641, 62225), (655, 60895), (2489, 16025), (3205, 12445), (3275, 12179)]