80256670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617359}}^1$

素因数の和:617379

約数の個数: 16

約数和(自身を含む): 155574720

約数和(自身を除く): 75318050

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 617359, 1234718, 3086795, 6173590, 8025667, 16051334, 40128335, 80256670]

約数ペア:

[(1, 80256670), (2, 40128335), (5, 16051334), (10, 8025667), (13, 6173590), (26, 3086795), (65, 1234718), (130, 617359)]