68215975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2543}}^1$

素因数の和:2619

約数の個数: 24

約数和(自身を含む): 89904960

約数和(自身を除く): 21688985

約数列:

[1, 5, 25, 29, 37, 145, 185, 725, 925, 1073, 2543, 5365, 12715, 26825, 63575, 73747, 94091, 368735, 470455, 1843675, 2352275, 2728639, 13643195, 68215975]

約数ペア:

[(1, 68215975), (5, 13643195), (25, 2728639), (29, 2352275), (37, 1843675), (145, 470455), (185, 368735), (725, 94091), (925, 73747), (1073, 63575), (2543, 26825), (5365, 12715)]