20160716615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{389}}^1\times {\mathrm{2221}}^1$

素因数の和:2987

約数の個数: 32

約数和(自身を含む): 26205379200

約数和(自身を除く): 6044662585

約数列:

[1, 5, 13, 65, 359, 389, 1795, 1945, 2221, 4667, 5057, 11105, 23335, 25285, 28873, 139651, 144365, 698255, 797339, 863969, 1815463, 3986695, 4319845, 9077315, 10365407, 11231597, 51827035, 56157985, 310164871, 1550824355, 4032143323, 20160716615]

約数ペア:

[(1, 20160716615), (5, 4032143323), (13, 1550824355), (65, 310164871), (359, 56157985), (389, 51827035), (1795, 11231597), (1945, 10365407), (2221, 9077315), (4667, 4319845), (5057, 3986695), (11105, 1815463), (23335, 863969), (25285, 797339), (28873, 698255), (139651, 144365)]