87162140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2447}}^1$

素因数の和:2606

約数の個数: 48

約数和(自身を含む): 198640512

約数和(自身を除く): 111478372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2447, 2740, 3562, 4894, 7124, 8905, 9788, 12235, 17810, 24470, 31811, 35620, 48940, 63622, 127244, 159055, 318110, 335239, 636220, 670478, 1340956, 1676195, 3352390, 4358107, 6704780, 8716214, 17432428, 21790535, 43581070, 87162140]

約数ペア:

[(1, 87162140), (2, 43581070), (4, 21790535), (5, 17432428), (10, 8716214), (13, 6704780), (20, 4358107), (26, 3352390), (52, 1676195), (65, 1340956), (130, 670478), (137, 636220), (260, 335239), (274, 318110), (548, 159055), (685, 127244), (1370, 63622), (1781, 48940), (2447, 35620), (2740, 31811), (3562, 24470), (4894, 17810), (7124, 12235), (8905, 9788)]