78918025

素因数分解:

$5^2\times {\mathrm{971}}^1\times {\mathrm{3251}}^1$

素因数の和:4232

約数の個数: 12

約数和(自身を含む): 97989264

約数和(自身を除く): 19071239

約数列:

[1, 5, 25, 971, 3251, 4855, 16255, 24275, 81275, 3156721, 15783605, 78918025]

約数ペア:

[(1, 78918025), (5, 15783605), (25, 3156721), (971, 81275), (3251, 24275), (4855, 16255)]