80210650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{123401}}^1$

素因数の和:123426

約数の個数: 24

約数和(自身を含む): 160669404

約数和(自身を除く): 80458754

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 123401, 246802, 617005, 1234010, 1604213, 3085025, 3208426, 6170050, 8021065, 16042130, 40105325, 80210650]

約数ペア:

[(1, 80210650), (2, 40105325), (5, 16042130), (10, 8021065), (13, 6170050), (25, 3208426), (26, 3085025), (50, 1604213), (65, 1234010), (130, 617005), (325, 246802), (650, 123401)]