7889050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 16170840

約数和(自身を除く): 8281790

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 229, 265, 325, 458, 530, 650, 689, 1145, 1325, 1378, 2290, 2650, 2977, 3445, 5725, 5954, 6890, 11450, 12137, 14885, 17225, 24274, 29770, 34450, 60685, 74425, 121370, 148850, 157781, 303425, 315562, 606850, 788905, 1577810, 3944525, 7889050]

約数ペア:

[(1, 7889050), (2, 3944525), (5, 1577810), (10, 788905), (13, 606850), (25, 315562), (26, 303425), (50, 157781), (53, 148850), (65, 121370), (106, 74425), (130, 60685), (229, 34450), (265, 29770), (325, 24274), (458, 17225), (530, 14885), (650, 12137), (689, 11450), (1145, 6890), (1325, 5954), (1378, 5725), (2290, 3445), (2650, 2977)]