12793700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4127}}^1$

素因数の和:4172

約数の個数: 36

約数和(自身を含む): 28664832

約数和(自身を除く): 15871132

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 4127, 8254, 16508, 20635, 41270, 82540, 103175, 127937, 206350, 255874, 412700, 511748, 639685, 1279370, 2558740, 3198425, 6396850, 12793700]

約数ペア:

[(1, 12793700), (2, 6396850), (4, 3198425), (5, 2558740), (10, 1279370), (20, 639685), (25, 511748), (31, 412700), (50, 255874), (62, 206350), (100, 127937), (124, 103175), (155, 82540), (310, 41270), (620, 20635), (775, 16508), (1550, 8254), (3100, 4127)]