61970025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{63559}}^1$

素因数の和:63585

約数の個数: 24

約数和(自身を含む): 110340160

約数和(自身を除く): 48370135

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 63559, 190677, 317795, 826267, 953385, 1588975, 2478801, 4131335, 4766925, 12394005, 20656675, 61970025]

約数ペア:

[(1, 61970025), (3, 20656675), (5, 12394005), (13, 4766925), (15, 4131335), (25, 2478801), (39, 1588975), (65, 953385), (75, 826267), (195, 317795), (325, 190677), (975, 63559)]