84271280

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3323}}^1$

素因数の和:3653

約数の個数: 40

約数和(自身を含む): 196607952

約数和(自身を除く): 112336672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 3323, 5072, 6340, 6646, 12680, 13292, 16615, 25360, 26584, 33230, 53168, 66460, 132920, 265840, 1053391, 2106782, 4213564, 5266955, 8427128, 10533910, 16854256, 21067820, 42135640, 84271280]

約数ペア:

[(1, 84271280), (2, 42135640), (4, 21067820), (5, 16854256), (8, 10533910), (10, 8427128), (16, 5266955), (20, 4213564), (40, 2106782), (80, 1053391), (317, 265840), (634, 132920), (1268, 66460), (1585, 53168), (2536, 33230), (3170, 26584), (3323, 25360), (5072, 16615), (6340, 13292), (6646, 12680)]