81288445

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1531}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 117363456

約数和(自身を除く): 36075011

約数列:

[1, 5, 7, 35, 37, 41, 185, 205, 259, 287, 1295, 1435, 1517, 1531, 7585, 7655, 10619, 10717, 53095, 53585, 56647, 62771, 283235, 313855, 396529, 439397, 1982645, 2196985, 2322527, 11612635, 16257689, 81288445]

約数ペア:

[(1, 81288445), (5, 16257689), (7, 11612635), (35, 2322527), (37, 2196985), (41, 1982645), (185, 439397), (205, 396529), (259, 313855), (287, 283235), (1295, 62771), (1435, 56647), (1517, 53585), (1531, 53095), (7585, 10717), (7655, 10619)]