261738100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{201337}}^1$

素因数の和:201364

約数の個数: 36

約数和(自身を含む): 611664844

約数和(自身を除く): 349926744

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 201337, 402674, 805348, 1006685, 2013370, 2617381, 4026740, 5033425, 5234762, 10066850, 10469524, 13086905, 20133700, 26173810, 52347620, 65434525, 130869050, 261738100]

約数ペア:

[(1, 261738100), (2, 130869050), (4, 65434525), (5, 52347620), (10, 26173810), (13, 20133700), (20, 13086905), (25, 10469524), (26, 10066850), (50, 5234762), (52, 5033425), (65, 4026740), (100, 2617381), (130, 2013370), (260, 1006685), (325, 805348), (650, 402674), (1300, 201337)]