51908780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{911}}^1$

素因数の和:975

約数の個数: 96

約数和(自身を含む): 139732992

約数和(自身を除く): 87824212

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 55, 70, 74, 77, 110, 140, 148, 154, 185, 220, 259, 308, 370, 385, 407, 518, 740, 770, 814, 911, 1036, 1295, 1540, 1628, 1822, 2035, 2590, 2849, 3644, 4070, 4555, 5180, 5698, 6377, 8140, 9110, 10021, 11396, 12754, 14245, 18220, 20042, 25508, 28490, 31885, 33707, 40084, 50105, 56980, 63770, 67414, 70147, 100210, 127540, 134828, 140294, 168535, 200420, 235949, 280588, 337070, 350735, 370777, 471898, 674140, 701470, 741554, 943796, 1179745, 1402940, 1483108, 1853885, 2359490, 2595439, 3707770, 4718980, 5190878, 7415540, 10381756, 12977195, 25954390, 51908780]

約数ペア:

[(1, 51908780), (2, 25954390), (4, 12977195), (5, 10381756), (7, 7415540), (10, 5190878), (11, 4718980), (14, 3707770), (20, 2595439), (22, 2359490), (28, 1853885), (35, 1483108), (37, 1402940), (44, 1179745), (55, 943796), (70, 741554), (74, 701470), (77, 674140), (110, 471898), (140, 370777), (148, 350735), (154, 337070), (185, 280588), (220, 235949), (259, 200420), (308, 168535), (370, 140294), (385, 134828), (407, 127540), (518, 100210), (740, 70147), (770, 67414), (814, 63770), (911, 56980), (1036, 50105), (1295, 40084), (1540, 33707), (1628, 31885), (1822, 28490), (2035, 25508), (2590, 20042), (2849, 18220), (3644, 14245), (4070, 12754), (4555, 11396), (5180, 10021), (5698, 9110), (6377, 8140)]