42539575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^2$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 60525640

約数和(自身を除く): 17986065

約数列:

[1, 5, 13, 19, 25, 65, 83, 95, 247, 325, 415, 475, 1079, 1235, 1577, 2075, 5395, 6175, 6889, 7885, 20501, 26975, 34445, 39425, 89557, 102505, 130891, 172225, 447785, 512525, 654455, 1701583, 2238925, 3272275, 8507915, 42539575]

約数ペア:

[(1, 42539575), (5, 8507915), (13, 3272275), (19, 2238925), (25, 1701583), (65, 654455), (83, 512525), (95, 447785), (247, 172225), (325, 130891), (415, 102505), (475, 89557), (1079, 39425), (1235, 34445), (1577, 26975), (2075, 20501), (5395, 7885), (6175, 6889)]