90515750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{27851}}^1$

素因数の和:27881

約数の個数: 32

約数和(自身を含む): 182486304

約数和(自身を除く): 91970554

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 27851, 55702, 139255, 278510, 362063, 696275, 724126, 1392550, 1810315, 3481375, 3620630, 6962750, 9051575, 18103150, 45257875, 90515750]

約数ペア:

[(1, 90515750), (2, 45257875), (5, 18103150), (10, 9051575), (13, 6962750), (25, 3620630), (26, 3481375), (50, 1810315), (65, 1392550), (125, 724126), (130, 696275), (250, 362063), (325, 278510), (650, 139255), (1625, 55702), (3250, 27851)]