25778825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:138

約数の個数: 36

約数和(自身を含む): 35092620

約数和(自身を除く): 9313795

約数列:

[1, 5, 25, 29, 31, 37, 145, 155, 185, 725, 775, 899, 925, 961, 1073, 1147, 4495, 4805, 5365, 5735, 22475, 24025, 26825, 27869, 28675, 33263, 35557, 139345, 166315, 177785, 696725, 831575, 888925, 1031153, 5155765, 25778825]

約数ペア:

[(1, 25778825), (5, 5155765), (25, 1031153), (29, 888925), (31, 831575), (37, 696725), (145, 177785), (155, 166315), (185, 139345), (725, 35557), (775, 33263), (899, 28675), (925, 27869), (961, 26825), (1073, 24025), (1147, 22475), (4495, 5735), (4805, 5365)]