999050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 2109240

約数和(自身を除く): 1110190

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 53, 58, 65, 106, 130, 145, 265, 290, 325, 377, 530, 650, 689, 725, 754, 1325, 1378, 1450, 1537, 1885, 2650, 3074, 3445, 3770, 6890, 7685, 9425, 15370, 17225, 18850, 19981, 34450, 38425, 39962, 76850, 99905, 199810, 499525, 999050]

約数ペア:

[(1, 999050), (2, 499525), (5, 199810), (10, 99905), (13, 76850), (25, 39962), (26, 38425), (29, 34450), (50, 19981), (53, 18850), (58, 17225), (65, 15370), (106, 9425), (130, 7685), (145, 6890), (265, 3770), (290, 3445), (325, 3074), (377, 2650), (530, 1885), (650, 1537), (689, 1450), (725, 1378), (754, 1325)]