78152140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9601}}^1$

素因数の和:9658

約数の個数: 48

約数和(自身を含む): 183897504

約数和(自身を除く): 105745364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 9601, 19202, 38404, 48005, 96010, 105611, 192020, 211222, 355237, 422444, 528055, 710474, 1056110, 1420948, 1776185, 2112220, 3552370, 3907607, 7104740, 7815214, 15630428, 19538035, 39076070, 78152140]

約数ペア:

[(1, 78152140), (2, 39076070), (4, 19538035), (5, 15630428), (10, 7815214), (11, 7104740), (20, 3907607), (22, 3552370), (37, 2112220), (44, 1776185), (55, 1420948), (74, 1056110), (110, 710474), (148, 528055), (185, 422444), (220, 355237), (370, 211222), (407, 192020), (740, 105611), (814, 96010), (1628, 48005), (2035, 38404), (4070, 19202), (8140, 9601)]