64340125

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{17749}}^1$

素因数の和:17793

約数の個数: 16

約数和(自身を含む): 83070000

約数和(自身を除く): 18729875

約数列:

[1, 5, 25, 29, 125, 145, 725, 3625, 17749, 88745, 443725, 514721, 2218625, 2573605, 12868025, 64340125]

約数ペア:

[(1, 64340125), (5, 12868025), (25, 2573605), (29, 2218625), (125, 514721), (145, 443725), (725, 88745), (3625, 17749)]