85753225.000000000

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1789}}^1$

素因数の和:2523

約数の個数: 72

約数和(自身を含む): 703684800

約数和(自身を除く): 472152420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 719, 1438, 1789, 2157, 2876, 3578, 3595, 4314, 5367, 6471, 7156, 7190, 8628, 8945, 10734, 10785, 12942, 14380, 16101, 17890, 21468, 21570, 25884, 26835, 32202, 32355, 35780, 43140, 53670, 64404, 64710, 80505, 107340, 129420, 161010, 322020, 1286291, 2572582, 3858873, 5145164, 6431455, 7717746, 11576619, 12862910, 15435492, 19294365, 23153238, 25725820, 38588730, 46306476, 57883095, 77177460, 115766190, 231532380]

約数ペア:

[(1, 231532380), (2, 115766190), (3, 77177460), (4, 57883095), (5, 46306476), (6, 38588730), (9, 25725820), (10, 23153238), (12, 19294365), (15, 15435492), (18, 12862910), (20, 11576619), (30, 7717746), (36, 6431455), (45, 5145164), (60, 3858873), (90, 2572582), (180, 1286291), (719, 322020), (1438, 161010), (1789, 129420), (2157, 107340), (2876, 80505), (3578, 64710), (3595, 64404), (4314, 53670), (5367, 43140), (6471, 35780), (7156, 32355), (7190, 32202), (8628, 26835), (8945, 25884), (10734, 21570), (10785, 21468), (12942, 17890), (14380, 16101)]