66335225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{21929}}^1$

素因数の和:21961

約数の個数: 18

約数和(自身を含む): 90417390

約数和(自身を除く): 24082165

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 21929, 109645, 241219, 548225, 1206095, 2653409, 6030475, 13267045, 66335225]

約数ペア:

[(1, 66335225), (5, 13267045), (11, 6030475), (25, 2653409), (55, 1206095), (121, 548225), (275, 241219), (605, 109645), (3025, 21929)]