812551408

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{653}}^1\times {\mathrm{937}}^1$

素因数の和:1681

約数の個数: 40

約数和(自身を含む): 1597429008

約数和(自身を除く): 784877600

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 653, 664, 937, 1306, 1328, 1874, 2612, 3748, 5224, 7496, 10448, 14992, 54199, 77771, 108398, 155542, 216796, 311084, 433592, 611861, 622168, 867184, 1223722, 1244336, 2447444, 4894888, 9789776, 50784463, 101568926, 203137852, 406275704, 812551408]

約数ペア:

[(1, 812551408), (2, 406275704), (4, 203137852), (8, 101568926), (16, 50784463), (83, 9789776), (166, 4894888), (332, 2447444), (653, 1244336), (664, 1223722), (937, 867184), (1306, 622168), (1328, 611861), (1874, 433592), (2612, 311084), (3748, 216796), (5224, 155542), (7496, 108398), (10448, 77771), (14992, 54199)]