268505725

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1741}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 345612800

約数和(自身を除く): 77107075

約数列:

[1, 5, 25, 31, 155, 199, 775, 995, 1741, 4975, 6169, 8705, 30845, 43525, 53971, 154225, 269855, 346459, 1349275, 1732295, 8661475, 10740229, 53701145, 268505725]

約数ペア:

[(1, 268505725), (5, 53701145), (25, 10740229), (31, 8661475), (155, 1732295), (199, 1349275), (775, 346459), (995, 269855), (1741, 154225), (4975, 53971), (6169, 43525), (8705, 30845)]