83692880

素因数分解:

$2^4\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1627}}^1$

素因数の和:2283

約数の個数: 40

約数和(自身を含む): 195008352

約数和(自身を除く): 111315472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 643, 1286, 1627, 2572, 3215, 3254, 5144, 6430, 6508, 8135, 10288, 12860, 13016, 16270, 25720, 26032, 32540, 51440, 65080, 130160, 1046161, 2092322, 4184644, 5230805, 8369288, 10461610, 16738576, 20923220, 41846440, 83692880]

約数ペア:

[(1, 83692880), (2, 41846440), (4, 20923220), (5, 16738576), (8, 10461610), (10, 8369288), (16, 5230805), (20, 4184644), (40, 2092322), (80, 1046161), (643, 130160), (1286, 65080), (1627, 51440), (2572, 32540), (3215, 26032), (3254, 25720), (5144, 16270), (6430, 13016), (6508, 12860), (8135, 10288)]