20103125

素因数分解:

$5^5\times 7^1\times {\mathrm{919}}^1$

素因数の和:951

約数の個数: 24

約数和(自身を含む): 28748160

約数和(自身を除く): 8645035

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 919, 3125, 4375, 4595, 6433, 21875, 22975, 32165, 114875, 160825, 574375, 804125, 2871875, 4020625, 20103125]

約数ペア:

[(1, 20103125), (5, 4020625), (7, 2871875), (25, 804125), (35, 574375), (125, 160825), (175, 114875), (625, 32165), (875, 22975), (919, 21875), (3125, 6433), (4375, 4595)]