64402325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2791}}^1$

素因数の和:2885

約数の個数: 24

約数和(自身を含む): 87244416

約数和(自身を除く): 22842091

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 923, 1775, 2791, 4615, 13955, 23075, 36283, 69775, 181415, 198161, 907075, 990805, 2576093, 4954025, 12880465, 64402325]

約数ペア:

[(1, 64402325), (5, 12880465), (13, 4954025), (25, 2576093), (65, 990805), (71, 907075), (325, 198161), (355, 181415), (923, 69775), (1775, 36283), (2791, 23075), (4615, 13955)]