53503580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205783}}^1$

素因数の和:205805

約数の個数: 24

約数和(自身を含む): 121000992

約数和(自身を除く): 67497412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 205783, 411566, 823132, 1028915, 2057830, 2675179, 4115660, 5350358, 10700716, 13375895, 26751790, 53503580]

約数ペア:

[(1, 53503580), (2, 26751790), (4, 13375895), (5, 10700716), (10, 5350358), (13, 4115660), (20, 2675179), (26, 2057830), (52, 1028915), (65, 823132), (130, 411566), (260, 205783)]