12705625

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:750

約数の個数: 20

約数和(自身を含む): 16447860

約数和(自身を除く): 3742235

約数列:

[1, 5, 25, 29, 125, 145, 625, 701, 725, 3505, 3625, 17525, 18125, 20329, 87625, 101645, 438125, 508225, 2541125, 12705625]

約数ペア:

[(1, 12705625), (5, 2541125), (25, 508225), (29, 438125), (125, 101645), (145, 87625), (625, 20329), (701, 18125), (725, 17525), (3505, 3625)]