82872860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{2137}}^1$

素因数の和:2430

約数の個数: 48

約数和(自身を含む): 199706304

約数和(自身を除く): 116833444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 554, 1108, 1385, 1939, 2137, 2770, 3878, 4274, 5540, 7756, 8548, 9695, 10685, 14959, 19390, 21370, 29918, 38780, 42740, 59836, 74795, 149590, 299180, 591949, 1183898, 2367796, 2959745, 4143643, 5919490, 8287286, 11838980, 16574572, 20718215, 41436430, 82872860]

約数ペア:

[(1, 82872860), (2, 41436430), (4, 20718215), (5, 16574572), (7, 11838980), (10, 8287286), (14, 5919490), (20, 4143643), (28, 2959745), (35, 2367796), (70, 1183898), (140, 591949), (277, 299180), (554, 149590), (1108, 74795), (1385, 59836), (1939, 42740), (2137, 38780), (2770, 29918), (3878, 21370), (4274, 19390), (5540, 14959), (7756, 10685), (8548, 9695)]