87555490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2543}}^1$

素因数の和:2874

約数の個数: 32

約数和(自身を含む): 172544256

約数和(自身を除く): 84988766

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 313, 626, 1565, 2543, 3130, 3443, 5086, 6886, 12715, 17215, 25430, 27973, 34430, 55946, 139865, 279730, 795959, 1591918, 3979795, 7959590, 8755549, 17511098, 43777745, 87555490]

約数ペア:

[(1, 87555490), (2, 43777745), (5, 17511098), (10, 8755549), (11, 7959590), (22, 3979795), (55, 1591918), (110, 795959), (313, 279730), (626, 139865), (1565, 55946), (2543, 34430), (3130, 27973), (3443, 25430), (5086, 17215), (6886, 12715)]