1531504790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{74381}}^1$

素因数の和:74488

約数の個数: 32

約数和(自身を含む): 2891972160

約数和(自身を除く): 1360467370

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 4118, 10295, 20590, 74381, 148762, 371905, 743810, 2157049, 4314098, 5281051, 10562102, 10785245, 21570490, 26405255, 52810510, 153150479, 306300958, 765752395, 1531504790]

約数ペア:

[(1, 1531504790), (2, 765752395), (5, 306300958), (10, 153150479), (29, 52810510), (58, 26405255), (71, 21570490), (142, 10785245), (145, 10562102), (290, 5281051), (355, 4314098), (710, 2157049), (2059, 743810), (4118, 371905), (10295, 148762), (20590, 74381)]