2668250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 5385744

約数和(自身を除く): 2717494

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 821, 1625, 1642, 3250, 4105, 8210, 10673, 20525, 21346, 41050, 53365, 102625, 106730, 205250, 266825, 533650, 1334125, 2668250]

約数ペア:

[(1, 2668250), (2, 1334125), (5, 533650), (10, 266825), (13, 205250), (25, 106730), (26, 102625), (50, 53365), (65, 41050), (125, 21346), (130, 20525), (250, 10673), (325, 8210), (650, 4105), (821, 3250), (1625, 1642)]