6664450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10253}}^1$

素因数の和:10278

約数の個数: 24

約数和(自身を含む): 13350708

約数和(自身を除く): 6686258

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 10253, 20506, 51265, 102530, 133289, 256325, 266578, 512650, 666445, 1332890, 3332225, 6664450]

約数ペア:

[(1, 6664450), (2, 3332225), (5, 1332890), (10, 666445), (13, 512650), (25, 266578), (26, 256325), (50, 133289), (65, 102530), (130, 51265), (325, 20506), (650, 10253)]