80765750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{24851}}^1$

素因数の和:24881

約数の個数: 32

約数和(自身を含む): 162830304

約数和(自身を除く): 82064554

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 24851, 49702, 124255, 248510, 323063, 621275, 646126, 1242550, 1615315, 3106375, 3230630, 6212750, 8076575, 16153150, 40382875, 80765750]

約数ペア:

[(1, 80765750), (2, 40382875), (5, 16153150), (10, 8076575), (13, 6212750), (25, 3230630), (26, 3106375), (50, 1615315), (65, 1242550), (125, 646126), (130, 621275), (250, 323063), (325, 248510), (650, 124255), (1625, 49702), (3250, 24851)]