80887730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 189604800

約数和(自身を除く): 108717070

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 49, 55, 70, 77, 86, 98, 110, 154, 215, 245, 301, 349, 385, 430, 473, 490, 539, 602, 698, 770, 946, 1078, 1505, 1745, 2107, 2365, 2443, 2695, 3010, 3311, 3490, 3839, 4214, 4730, 4886, 5390, 6622, 7678, 10535, 12215, 15007, 16555, 17101, 19195, 21070, 23177, 24430, 26873, 30014, 33110, 34202, 38390, 46354, 53746, 75035, 85505, 105049, 115885, 134365, 150070, 165077, 171010, 188111, 210098, 231770, 268730, 330154, 376222, 525245, 735343, 825385, 940555, 1050490, 1155539, 1470686, 1650770, 1881110, 2311078, 3676715, 5777695, 7353430, 8088773, 11555390, 16177546, 40443865, 80887730]

約数ペア:

[(1, 80887730), (2, 40443865), (5, 16177546), (7, 11555390), (10, 8088773), (11, 7353430), (14, 5777695), (22, 3676715), (35, 2311078), (43, 1881110), (49, 1650770), (55, 1470686), (70, 1155539), (77, 1050490), (86, 940555), (98, 825385), (110, 735343), (154, 525245), (215, 376222), (245, 330154), (301, 268730), (349, 231770), (385, 210098), (430, 188111), (473, 171010), (490, 165077), (539, 150070), (602, 134365), (698, 115885), (770, 105049), (946, 85505), (1078, 75035), (1505, 53746), (1745, 46354), (2107, 38390), (2365, 34202), (2443, 33110), (2695, 30014), (3010, 26873), (3311, 24430), (3490, 23177), (3839, 21070), (4214, 19195), (4730, 17101), (4886, 16555), (5390, 15007), (6622, 12215), (7678, 10535)]