2597156900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1997813}}^1$

素因数の和:1997840

約数の個数: 36

約数和(自身を含む): 6069358932

約数和(自身を除く): 3472202032

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1997813, 3995626, 7991252, 9989065, 19978130, 25971569, 39956260, 49945325, 51943138, 99890650, 103886276, 129857845, 199781300, 259715690, 519431380, 649289225, 1298578450, 2597156900]

約数ペア:

[(1, 2597156900), (2, 1298578450), (4, 649289225), (5, 519431380), (10, 259715690), (13, 199781300), (20, 129857845), (25, 103886276), (26, 99890650), (50, 51943138), (52, 49945325), (65, 39956260), (100, 25971569), (130, 19978130), (260, 9989065), (325, 7991252), (650, 3995626), (1300, 1997813)]