138090175

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 176573520

約数和(自身を除く): 38483345

約数列:

[1, 5, 25, 53, 89, 265, 445, 1171, 1325, 2225, 4717, 5855, 23585, 29275, 62063, 104219, 117925, 310315, 521095, 1551575, 2605475, 5523607, 27618035, 138090175]

約数ペア:

[(1, 138090175), (5, 27618035), (25, 5523607), (53, 2605475), (89, 1551575), (265, 521095), (445, 310315), (1171, 117925), (1325, 104219), (2225, 62063), (4717, 29275), (5855, 23585)]