51081920

素因数分解:

$2^6\times 5^1\times {\mathrm{159631}}^1$

素因数の和:159648

約数の個数: 28

約数和(自身を含む): 121639584

約数和(自身を除く): 70557664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 159631, 319262, 638524, 798155, 1277048, 1596310, 2554096, 3192620, 5108192, 6385240, 10216384, 12770480, 25540960, 51081920]

約数ペア:

[(1, 51081920), (2, 25540960), (4, 12770480), (5, 10216384), (8, 6385240), (10, 5108192), (16, 3192620), (20, 2554096), (32, 1596310), (40, 1277048), (64, 798155), (80, 638524), (160, 319262), (320, 159631)]