65717420

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{25873}}^1$

素因数の和:26009

約数の個数: 24

約数和(自身を含む): 139098624

約数和(自身を除く): 73381204

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 25873, 51746, 103492, 129365, 258730, 517460, 3285871, 6571742, 13143484, 16429355, 32858710, 65717420]

約数ペア:

[(1, 65717420), (2, 32858710), (4, 16429355), (5, 13143484), (10, 6571742), (20, 3285871), (127, 517460), (254, 258730), (508, 129365), (635, 103492), (1270, 51746), (2540, 25873)]