51513860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{88817}}^1$

素因数の和:88855

約数の個数: 24

約数和(自身を含む): 111910680

約数和(自身を除く): 60396820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 88817, 177634, 355268, 444085, 888170, 1776340, 2575693, 5151386, 10302772, 12878465, 25756930, 51513860]

約数ペア:

[(1, 51513860), (2, 25756930), (4, 12878465), (5, 10302772), (10, 5151386), (20, 2575693), (29, 1776340), (58, 888170), (116, 444085), (145, 355268), (290, 177634), (580, 88817)]