173128840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149249}}^1$

素因数の和:149289

約数の個数: 32

約数和(自身を含む): 402975000

約数和(自身を除く): 229846160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 149249, 298498, 596996, 746245, 1193992, 1492490, 2984980, 4328221, 5969960, 8656442, 17312884, 21641105, 34625768, 43282210, 86564420, 173128840]

約数ペア:

[(1, 173128840), (2, 86564420), (4, 43282210), (5, 34625768), (8, 21641105), (10, 17312884), (20, 8656442), (29, 5969960), (40, 4328221), (58, 2984980), (116, 1492490), (145, 1193992), (232, 746245), (290, 596996), (580, 298498), (1160, 149249)]