55145920

素因数分解:

$2^6\times 5^1\times {\mathrm{172331}}^1$

素因数の和:172348

約数の個数: 28

約数和(自身を含む): 131316984

約数和(自身を除く): 76171064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 172331, 344662, 689324, 861655, 1378648, 1723310, 2757296, 3446620, 5514592, 6893240, 11029184, 13786480, 27572960, 55145920]

約数ペア:

[(1, 55145920), (2, 27572960), (4, 13786480), (5, 11029184), (8, 6893240), (10, 5514592), (16, 3446620), (20, 2757296), (32, 1723310), (40, 1378648), (64, 861655), (80, 689324), (160, 344662), (320, 172331)]