87286291205

素因数分解:

$5^1\times {\mathrm{89}}^2\times {\mathrm{101}}^1\times {\mathrm{21821}}^1$

素因数の和:22105

約数の個数: 24

約数和(自身を含む): 106987417704

約数和(自身を除く): 19701126499

約数列:

[1, 5, 89, 101, 445, 505, 7921, 8989, 21821, 39605, 44945, 109105, 800021, 1942069, 2203921, 4000105, 9710345, 11019605, 172844141, 196148969, 864220705, 980744845, 17457258241, 87286291205]

約数ペア:

[(1, 87286291205), (5, 17457258241), (89, 980744845), (101, 864220705), (445, 196148969), (505, 172844141), (7921, 11019605), (8989, 9710345), (21821, 4000105), (39605, 2203921), (44945, 1942069), (109105, 800021)]