82006820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1193}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 197382528

約数和(自身を除く): 115375708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1193, 1964, 2386, 2455, 3437, 4772, 4910, 5965, 6874, 8351, 9820, 11930, 13748, 16702, 17185, 23860, 33404, 34370, 41755, 68740, 83510, 167020, 585763, 1171526, 2343052, 2928815, 4100341, 5857630, 8200682, 11715260, 16401364, 20501705, 41003410, 82006820]

約数ペア:

[(1, 82006820), (2, 41003410), (4, 20501705), (5, 16401364), (7, 11715260), (10, 8200682), (14, 5857630), (20, 4100341), (28, 2928815), (35, 2343052), (70, 1171526), (140, 585763), (491, 167020), (982, 83510), (1193, 68740), (1964, 41755), (2386, 34370), (2455, 33404), (3437, 23860), (4772, 17185), (4910, 16702), (5965, 13748), (6874, 11930), (8351, 9820)]