138536450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{213133}}^1$

素因数の和:213158

約数の個数: 24

約数和(自身を含む): 277500468

約数和(自身を除く): 138964018

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 213133, 426266, 1065665, 2131330, 2770729, 5328325, 5541458, 10656650, 13853645, 27707290, 69268225, 138536450]

約数ペア:

[(1, 138536450), (2, 69268225), (5, 27707290), (10, 13853645), (13, 10656650), (25, 5541458), (26, 5328325), (50, 2770729), (65, 2131330), (130, 1065665), (325, 426266), (650, 213133)]