81953740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2467}}^1$

素因数の和:2638

約数の個数: 48

約数和(自身を含む): 189068544

約数和(自身を除く): 107114804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 604, 755, 1510, 1661, 2467, 3020, 3322, 4934, 6644, 8305, 9868, 12335, 16610, 24670, 27137, 33220, 49340, 54274, 108548, 135685, 271370, 372517, 542740, 745034, 1490068, 1862585, 3725170, 4097687, 7450340, 8195374, 16390748, 20488435, 40976870, 81953740]

約数ペア:

[(1, 81953740), (2, 40976870), (4, 20488435), (5, 16390748), (10, 8195374), (11, 7450340), (20, 4097687), (22, 3725170), (44, 1862585), (55, 1490068), (110, 745034), (151, 542740), (220, 372517), (302, 271370), (604, 135685), (755, 108548), (1510, 54274), (1661, 49340), (2467, 33220), (3020, 27137), (3322, 24670), (4934, 16610), (6644, 12335), (8305, 9868)]