2179663925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{176849}}^1$

素因数の和:176905

約数の個数: 24

約数和(自身を含む): 2960469000

約数和(自身を除く): 780805075

約数列:

[1, 5, 17, 25, 29, 85, 145, 425, 493, 725, 2465, 12325, 176849, 884245, 3006433, 4421225, 5128621, 15032165, 25643105, 75160825, 87186557, 128215525, 435932785, 2179663925]

約数ペア:

[(1, 2179663925), (5, 435932785), (17, 128215525), (25, 87186557), (29, 75160825), (85, 25643105), (145, 15032165), (425, 5128621), (493, 4421225), (725, 3006433), (2465, 884245), (12325, 176849)]