90868316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 205527168

約数和(自身を除く): 114658852

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 307, 308, 341, 434, 614, 682, 868, 961, 1228, 1364, 1922, 2149, 2387, 3377, 3844, 4298, 4774, 6727, 6754, 8596, 9517, 9548, 10571, 13454, 13508, 19034, 21142, 23639, 26908, 38068, 42284, 47278, 66619, 73997, 94556, 104687, 133238, 147994, 209374, 266476, 295027, 295988, 418748, 590054, 732809, 1180108, 1465618, 2065189, 2931236, 3245297, 4130378, 6490594, 8260756, 12981188, 22717079, 45434158, 90868316]

約数ペア:

[(1, 90868316), (2, 45434158), (4, 22717079), (7, 12981188), (11, 8260756), (14, 6490594), (22, 4130378), (28, 3245297), (31, 2931236), (44, 2065189), (62, 1465618), (77, 1180108), (124, 732809), (154, 590054), (217, 418748), (307, 295988), (308, 295027), (341, 266476), (434, 209374), (614, 147994), (682, 133238), (868, 104687), (961, 94556), (1228, 73997), (1364, 66619), (1922, 47278), (2149, 42284), (2387, 38068), (3377, 26908), (3844, 23639), (4298, 21142), (4774, 19034), (6727, 13508), (6754, 13454), (8596, 10571), (9517, 9548)]