64861225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18143}}^1$

素因数の和:18177

約数の個数: 24

約数和(自身を含む): 94493952

約数和(自身を除く): 29632727

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 18143, 90715, 199573, 235859, 453575, 997865, 1179295, 2594449, 4989325, 5896475, 12972245, 64861225]

約数ペア:

[(1, 64861225), (5, 12972245), (11, 5896475), (13, 4989325), (25, 2594449), (55, 1179295), (65, 997865), (143, 453575), (275, 235859), (325, 199573), (715, 90715), (3575, 18143)]