31150860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39937}}^1$

素因数の和:39962

約数の個数: 48

約数和(自身を含む): 93934176

約数和(自身を除く): 62783316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 39937, 79874, 119811, 159748, 199685, 239622, 399370, 479244, 519181, 599055, 798740, 1038362, 1198110, 1557543, 2076724, 2396220, 2595905, 3115086, 5191810, 6230172, 7787715, 10383620, 15575430, 31150860]

約数ペア:

[(1, 31150860), (2, 15575430), (3, 10383620), (4, 7787715), (5, 6230172), (6, 5191810), (10, 3115086), (12, 2595905), (13, 2396220), (15, 2076724), (20, 1557543), (26, 1198110), (30, 1038362), (39, 798740), (52, 599055), (60, 519181), (65, 479244), (78, 399370), (130, 239622), (156, 199685), (195, 159748), (260, 119811), (390, 79874), (780, 39937)]