531415300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1213}}^1$

素因数の和:1577

約数の個数: 72

約数和(自身を含む): 1246588616

約数和(自身を除く): 715173316

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 337, 650, 674, 1213, 1300, 1348, 1685, 2426, 3370, 4381, 4852, 6065, 6740, 8425, 8762, 12130, 15769, 16850, 17524, 21905, 24260, 30325, 31538, 33700, 43810, 60650, 63076, 78845, 87620, 109525, 121300, 157690, 219050, 315380, 394225, 408781, 438100, 788450, 817562, 1576900, 1635124, 2043905, 4087810, 5314153, 8175620, 10219525, 10628306, 20439050, 21256612, 26570765, 40878100, 53141530, 106283060, 132853825, 265707650, 531415300]

約数ペア:

[(1, 531415300), (2, 265707650), (4, 132853825), (5, 106283060), (10, 53141530), (13, 40878100), (20, 26570765), (25, 21256612), (26, 20439050), (50, 10628306), (52, 10219525), (65, 8175620), (100, 5314153), (130, 4087810), (260, 2043905), (325, 1635124), (337, 1576900), (650, 817562), (674, 788450), (1213, 438100), (1300, 408781), (1348, 394225), (1685, 315380), (2426, 219050), (3370, 157690), (4381, 121300), (4852, 109525), (6065, 87620), (6740, 78845), (8425, 63076), (8762, 60650), (12130, 43810), (15769, 33700), (16850, 31538), (17524, 30325), (21905, 24260)]