165740980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{116719}}^1$

素因数の和:116799

約数の個数: 24

約数和(自身を含む): 352961280

約数和(自身を除く): 187220300

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 116719, 233438, 466876, 583595, 1167190, 2334380, 8287049, 16574098, 33148196, 41435245, 82870490, 165740980]

約数ペア:

[(1, 165740980), (2, 82870490), (4, 41435245), (5, 33148196), (10, 16574098), (20, 8287049), (71, 2334380), (142, 1167190), (284, 583595), (355, 466876), (710, 233438), (1420, 116719)]