13047400

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{733}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 30717900

約数和(自身を除く): 17670500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 733, 890, 1466, 1780, 2225, 2932, 3560, 3665, 4450, 5864, 7330, 8900, 14660, 17800, 18325, 29320, 36650, 65237, 73300, 130474, 146600, 260948, 326185, 521896, 652370, 1304740, 1630925, 2609480, 3261850, 6523700, 13047400]

約数ペア:

[(1, 13047400), (2, 6523700), (4, 3261850), (5, 2609480), (8, 1630925), (10, 1304740), (20, 652370), (25, 521896), (40, 326185), (50, 260948), (89, 146600), (100, 130474), (178, 73300), (200, 65237), (356, 36650), (445, 29320), (712, 18325), (733, 17800), (890, 14660), (1466, 8900), (1780, 7330), (2225, 5864), (2932, 4450), (3560, 3665)]