81350975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2837}}^1$

素因数の和:2915

約数の個数: 24

約数和(自身を含む): 106981248

約数和(自身を除く): 25630273

約数列:

[1, 5, 25, 31, 37, 155, 185, 775, 925, 1147, 2837, 5735, 14185, 28675, 70925, 87947, 104969, 439735, 524845, 2198675, 2624225, 3254039, 16270195, 81350975]

約数ペア:

[(1, 81350975), (5, 16270195), (25, 3254039), (31, 2624225), (37, 2198675), (155, 524845), (185, 439735), (775, 104969), (925, 87947), (1147, 70925), (2837, 28675), (5735, 14185)]