12968500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{701}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 29130192

約数和(自身を除く): 16161692

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 125, 148, 185, 250, 370, 500, 701, 740, 925, 1402, 1850, 2804, 3505, 3700, 4625, 7010, 9250, 14020, 17525, 18500, 25937, 35050, 51874, 70100, 87625, 103748, 129685, 175250, 259370, 350500, 518740, 648425, 1296850, 2593700, 3242125, 6484250, 12968500]

約数ペア:

[(1, 12968500), (2, 6484250), (4, 3242125), (5, 2593700), (10, 1296850), (20, 648425), (25, 518740), (37, 350500), (50, 259370), (74, 175250), (100, 129685), (125, 103748), (148, 87625), (185, 70100), (250, 51874), (370, 35050), (500, 25937), (701, 18500), (740, 17525), (925, 14020), (1402, 9250), (1850, 7010), (2804, 4625), (3505, 3700)]