9965125

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{2749}}^1$

素因数の和:2793

約数の個数: 16

約数和(自身を含む): 12870000

約数和(自身を除く): 2904875

約数列:

[1, 5, 25, 29, 125, 145, 725, 2749, 3625, 13745, 68725, 79721, 343625, 398605, 1993025, 9965125]

約数ペア:

[(1, 9965125), (5, 1993025), (25, 398605), (29, 343625), (125, 79721), (145, 68725), (725, 13745), (2749, 3625)]