25065050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 48901632

約数和(自身を除く): 23836582

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 103, 155, 157, 206, 310, 314, 515, 775, 785, 1030, 1550, 1570, 2575, 3193, 3925, 4867, 5150, 6386, 7850, 9734, 15965, 16171, 24335, 31930, 32342, 48670, 79825, 80855, 121675, 159650, 161710, 243350, 404275, 501301, 808550, 1002602, 2506505, 5013010, 12532525, 25065050]

約数ペア:

[(1, 25065050), (2, 12532525), (5, 5013010), (10, 2506505), (25, 1002602), (31, 808550), (50, 501301), (62, 404275), (103, 243350), (155, 161710), (157, 159650), (206, 121675), (310, 80855), (314, 79825), (515, 48670), (775, 32342), (785, 31930), (1030, 24335), (1550, 16171), (1570, 15965), (2575, 9734), (3193, 7850), (3925, 6386), (4867, 5150)]