166791325

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{7933}}^1$

素因数の和:8001

約数の個数: 18

約数和(自身を含む): 214225934

約数和(自身を除く): 47434609

約数列:

[1, 5, 25, 29, 145, 725, 841, 4205, 7933, 21025, 39665, 198325, 230057, 1150285, 5751425, 6671653, 33358265, 166791325]

約数ペア:

[(1, 166791325), (5, 33358265), (25, 6671653), (29, 5751425), (145, 1150285), (725, 230057), (841, 198325), (4205, 39665), (7933, 21025)]