5638100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4337}}^1$

素因数の和:4364

約数の個数: 36

約数和(自身を含む): 13178844

約数和(自身を除く): 7540744

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 4337, 8674, 17348, 21685, 43370, 56381, 86740, 108425, 112762, 216850, 225524, 281905, 433700, 563810, 1127620, 1409525, 2819050, 5638100]

約数ペア:

[(1, 5638100), (2, 2819050), (4, 1409525), (5, 1127620), (10, 563810), (13, 433700), (20, 281905), (25, 225524), (26, 216850), (50, 112762), (52, 108425), (65, 86740), (100, 56381), (130, 43370), (260, 21685), (325, 17348), (650, 8674), (1300, 4337)]