81297076

素因数分解:

$2^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{4027}}^1$

素因数の和:4148

約数の個数: 36

約数和(自身を含む): 167145888

約数和(自身を除く): 85848812

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 412, 721, 1442, 2884, 4027, 5047, 8054, 10094, 16108, 20188, 28189, 56378, 112756, 197323, 394646, 414781, 789292, 829562, 1659124, 2903467, 5806934, 11613868, 20324269, 40648538, 81297076]

約数ペア:

[(1, 81297076), (2, 40648538), (4, 20324269), (7, 11613868), (14, 5806934), (28, 2903467), (49, 1659124), (98, 829562), (103, 789292), (196, 414781), (206, 394646), (412, 197323), (721, 112756), (1442, 56378), (2884, 28189), (4027, 20188), (5047, 16108), (8054, 10094)]