24139375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:3004

約数の個数: 20

約数和(自身を含む): 32495848

約数和(自身を除く): 8356473

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 2971, 8125, 14855, 38623, 74275, 193115, 371375, 965575, 1856875, 4827875, 24139375]

約数ペア:

[(1, 24139375), (5, 4827875), (13, 1856875), (25, 965575), (65, 371375), (125, 193115), (325, 74275), (625, 38623), (1625, 14855), (2971, 8125)]