25353445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 34417152

約数和(自身を除く): 9063707

約数列:

[1, 5, 13, 43, 47, 65, 193, 215, 235, 559, 611, 965, 2021, 2509, 2795, 3055, 8299, 9071, 10105, 12545, 26273, 41495, 45355, 107887, 117923, 131365, 390053, 539435, 589615, 1950265, 5070689, 25353445]

約数ペア:

[(1, 25353445), (5, 5070689), (13, 1950265), (43, 589615), (47, 539435), (65, 390053), (193, 131365), (215, 117923), (235, 107887), (559, 45355), (611, 41495), (965, 26273), (2021, 12545), (2509, 10105), (2795, 9071), (3055, 8299)]