57793775

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{13679}}^1$

素因数の和:13715

約数の個数: 18

約数和(自身を含む): 77606640

約数和(自身を除く): 19812865

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 13679, 68395, 177827, 341975, 889135, 2311751, 4445675, 11558755, 57793775]

約数ペア:

[(1, 57793775), (5, 11558755), (13, 4445675), (25, 2311751), (65, 889135), (169, 341975), (325, 177827), (845, 68395), (4225, 13679)]