82800860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1129}}^1$

素因数の和:1350

約数の個数: 48

約数和(自身を含む): 184144800

約数和(自身を除く): 101343940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 193, 380, 386, 772, 965, 1129, 1930, 2258, 3667, 3860, 4516, 5645, 7334, 11290, 14668, 18335, 21451, 22580, 36670, 42902, 73340, 85804, 107255, 214510, 217897, 429020, 435794, 871588, 1089485, 2178970, 4140043, 4357940, 8280086, 16560172, 20700215, 41400430, 82800860]

約数ペア:

[(1, 82800860), (2, 41400430), (4, 20700215), (5, 16560172), (10, 8280086), (19, 4357940), (20, 4140043), (38, 2178970), (76, 1089485), (95, 871588), (190, 435794), (193, 429020), (380, 217897), (386, 214510), (772, 107255), (965, 85804), (1129, 73340), (1930, 42902), (2258, 36670), (3667, 22580), (3860, 21451), (4516, 18335), (5645, 14668), (7334, 11290)]