220013495

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{3137}}^1$

素因数の和:3251

約数の個数: 24

約数和(自身を含む): 289424016

約数和(自身を除く): 69410521

約数列:

[1, 5, 13, 65, 83, 169, 415, 845, 1079, 3137, 5395, 14027, 15685, 40781, 70135, 203905, 260371, 530153, 1301855, 2650765, 3384823, 16924115, 44002699, 220013495]

約数ペア:

[(1, 220013495), (5, 44002699), (13, 16924115), (65, 3384823), (83, 2650765), (169, 1301855), (415, 530153), (845, 260371), (1079, 203905), (3137, 70135), (5395, 40781), (14027, 15685)]