20173318575

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{59077}}^1$

素因数の和:59276

約数の個数: 48

約数和(自身を含む): 34723685280

約数和(自身を除く): 14550366705

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 157, 435, 471, 725, 785, 2175, 2355, 3925, 4553, 11775, 13659, 22765, 59077, 68295, 113825, 177231, 295385, 341475, 886155, 1476925, 1713233, 4430775, 5139699, 8566165, 9275089, 25698495, 27825267, 42830825, 46375445, 128492475, 139126335, 231877225, 268977581, 695631675, 806932743, 1344887905, 4034663715, 6724439525, 20173318575]

約数ペア:

[(1, 20173318575), (3, 6724439525), (5, 4034663715), (15, 1344887905), (25, 806932743), (29, 695631675), (75, 268977581), (87, 231877225), (145, 139126335), (157, 128492475), (435, 46375445), (471, 42830825), (725, 27825267), (785, 25698495), (2175, 9275089), (2355, 8566165), (3925, 5139699), (4553, 4430775), (11775, 1713233), (13659, 1476925), (22765, 886155), (59077, 341475), (68295, 295385), (113825, 177231)]