91148125

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{3557}}^1$

素因数の和:3618

約数の個数: 20

約数和(自身を含む): 116709516

約数和(自身を除く): 25561391

約数列:

[1, 5, 25, 41, 125, 205, 625, 1025, 3557, 5125, 17785, 25625, 88925, 145837, 444625, 729185, 2223125, 3645925, 18229625, 91148125]

約数ペア:

[(1, 91148125), (5, 18229625), (25, 3645925), (41, 2223125), (125, 729185), (205, 444625), (625, 145837), (1025, 88925), (3557, 25625), (5125, 17785)]