123225100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{28657}}^1$

素因数の和:28714

約数の個数: 36

約数和(自身を含む): 273626584

約数和(自身を除く): 150401484

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 28657, 57314, 114628, 143285, 286570, 573140, 716425, 1232251, 1432850, 2464502, 2865700, 4929004, 6161255, 12322510, 24645020, 30806275, 61612550, 123225100]

約数ペア:

[(1, 123225100), (2, 61612550), (4, 30806275), (5, 24645020), (10, 12322510), (20, 6161255), (25, 4929004), (43, 2865700), (50, 2464502), (86, 1432850), (100, 1232251), (172, 716425), (215, 573140), (430, 286570), (860, 143285), (1075, 114628), (2150, 57314), (4300, 28657)]