157047475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{37171}}^1$

素因数の和:37207

約数の個数: 18

約数和(自身を含む): 210876756

約数和(自身を除く): 53829281

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 37171, 185855, 483223, 929275, 2416115, 6281899, 12080575, 31409495, 157047475]

約数ペア:

[(1, 157047475), (5, 31409495), (13, 12080575), (25, 6281899), (65, 2416115), (169, 929275), (325, 483223), (845, 185855), (4225, 37171)]