425139455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2381}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 571451328

約数和(自身を除く): 146311873

約数列:

[1, 5, 13, 41, 65, 67, 205, 335, 533, 871, 2381, 2665, 2747, 4355, 11905, 13735, 30953, 35711, 97621, 154765, 159527, 178555, 488105, 797635, 1269073, 2073851, 6345365, 6540607, 10369255, 32703035, 85027891, 425139455]

約数ペア:

[(1, 425139455), (5, 85027891), (13, 32703035), (41, 10369255), (65, 6540607), (67, 6345365), (205, 2073851), (335, 1269073), (533, 797635), (871, 488105), (2381, 178555), (2665, 159527), (2747, 154765), (4355, 97621), (11905, 35711), (13735, 30953)]