51317140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15937}}^1$

素因数の和:15976

約数の個数: 48

約数和(自身を含む): 128524032

約数和(自身を除く): 77206892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 15937, 31874, 63748, 79685, 111559, 159370, 223118, 318740, 366551, 446236, 557795, 733102, 1115590, 1466204, 1832755, 2231180, 2565857, 3665510, 5131714, 7331020, 10263428, 12829285, 25658570, 51317140]

約数ペア:

[(1, 51317140), (2, 25658570), (4, 12829285), (5, 10263428), (7, 7331020), (10, 5131714), (14, 3665510), (20, 2565857), (23, 2231180), (28, 1832755), (35, 1466204), (46, 1115590), (70, 733102), (92, 557795), (115, 446236), (140, 366551), (161, 318740), (230, 223118), (322, 159370), (460, 111559), (644, 79685), (805, 63748), (1610, 31874), (3220, 15937)]