87893780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{11657}}^1$

素因数の和:11708

約数の個数: 48

約数和(自身を含む): 205647120

約数和(自身を除く): 117753340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 11657, 23314, 46628, 58285, 116570, 151541, 233140, 303082, 338053, 606164, 676106, 757705, 1352212, 1515410, 1690265, 3030820, 3380530, 4394689, 6761060, 8789378, 17578756, 21973445, 43946890, 87893780]

約数ペア:

[(1, 87893780), (2, 43946890), (4, 21973445), (5, 17578756), (10, 8789378), (13, 6761060), (20, 4394689), (26, 3380530), (29, 3030820), (52, 1690265), (58, 1515410), (65, 1352212), (116, 757705), (130, 676106), (145, 606164), (260, 338053), (290, 303082), (377, 233140), (580, 151541), (754, 116570), (1508, 58285), (1885, 46628), (3770, 23314), (7540, 11657)]