80953180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52567}}^1$

素因数の和:52594

約数の個数: 48

約数和(自身を含む): 211954176

約数和(自身を除く): 131000996

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 52567, 105134, 210268, 262835, 367969, 525670, 578237, 735938, 1051340, 1156474, 1471876, 1839845, 2312948, 2891185, 3679690, 4047659, 5782370, 7359380, 8095318, 11564740, 16190636, 20238295, 40476590, 80953180]

約数ペア:

[(1, 80953180), (2, 40476590), (4, 20238295), (5, 16190636), (7, 11564740), (10, 8095318), (11, 7359380), (14, 5782370), (20, 4047659), (22, 3679690), (28, 2891185), (35, 2312948), (44, 1839845), (55, 1471876), (70, 1156474), (77, 1051340), (110, 735938), (140, 578237), (154, 525670), (220, 367969), (308, 262835), (385, 210268), (770, 105134), (1540, 52567)]