63155720

素因数分解:

$2^3\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1291}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 142326720

約数和(自身を除く): 79171000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1223, 1291, 2446, 2582, 4892, 5164, 6115, 6455, 9784, 10328, 12230, 12910, 24460, 25820, 48920, 51640, 1578893, 3157786, 6315572, 7894465, 12631144, 15788930, 31577860, 63155720]

約数ペア:

[(1, 63155720), (2, 31577860), (4, 15788930), (5, 12631144), (8, 7894465), (10, 6315572), (20, 3157786), (40, 1578893), (1223, 51640), (1291, 48920), (2446, 25820), (2582, 24460), (4892, 12910), (5164, 12230), (6115, 10328), (6455, 9784)]