66227825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2081}}^1$

素因数の和:2177

約数の個数: 24

約数和(自身を含む): 87777120

約数和(自身を除く): 21549295

約数列:

[1, 5, 19, 25, 67, 95, 335, 475, 1273, 1675, 2081, 6365, 10405, 31825, 39539, 52025, 139427, 197695, 697135, 988475, 2649113, 3485675, 13245565, 66227825]

約数ペア:

[(1, 66227825), (5, 13245565), (19, 3485675), (25, 2649113), (67, 988475), (95, 697135), (335, 197695), (475, 139427), (1273, 52025), (1675, 39539), (2081, 31825), (6365, 10405)]