68731025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{22721}}^1$

素因数の和:22753

約数の個数: 18

約数和(自身を含む): 93682806

約数和(自身を除く): 24951781

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 22721, 113605, 249931, 568025, 1249655, 2749241, 6248275, 13746205, 68731025]

約数ペア:

[(1, 68731025), (5, 13746205), (11, 6248275), (25, 2749241), (55, 1249655), (121, 568025), (275, 249931), (605, 113605), (3025, 22721)]