86871610

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 202752000

約数和(自身を除く): 115880390

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 43, 49, 62, 70, 86, 95, 98, 133, 155, 190, 215, 217, 245, 266, 301, 310, 343, 430, 434, 490, 589, 602, 665, 686, 817, 931, 1085, 1178, 1330, 1333, 1505, 1519, 1634, 1715, 1862, 2107, 2170, 2666, 2945, 3010, 3038, 3430, 4085, 4123, 4214, 4655, 5719, 5890, 6517, 6665, 7595, 8170, 8246, 9310, 9331, 10535, 10633, 11438, 13034, 13330, 14749, 15190, 18662, 20615, 21070, 21266, 25327, 28595, 28861, 29498, 32585, 40033, 41230, 46655, 50654, 53165, 57190, 57722, 65170, 65317, 73745, 80066, 93310, 106330, 126635, 130634, 144305, 147490, 177289, 200165, 202027, 253270, 280231, 288610, 326585, 354578, 400330, 404054, 457219, 560462, 653170, 886445, 914438, 1010135, 1241023, 1401155, 1772890, 2020270, 2286095, 2482046, 2802310, 4572190, 6205115, 8687161, 12410230, 17374322, 43435805, 86871610]

約数ペア:

[(1, 86871610), (2, 43435805), (5, 17374322), (7, 12410230), (10, 8687161), (14, 6205115), (19, 4572190), (31, 2802310), (35, 2482046), (38, 2286095), (43, 2020270), (49, 1772890), (62, 1401155), (70, 1241023), (86, 1010135), (95, 914438), (98, 886445), (133, 653170), (155, 560462), (190, 457219), (215, 404054), (217, 400330), (245, 354578), (266, 326585), (301, 288610), (310, 280231), (343, 253270), (430, 202027), (434, 200165), (490, 177289), (589, 147490), (602, 144305), (665, 130634), (686, 126635), (817, 106330), (931, 93310), (1085, 80066), (1178, 73745), (1330, 65317), (1333, 65170), (1505, 57722), (1519, 57190), (1634, 53165), (1715, 50654), (1862, 46655), (2107, 41230), (2170, 40033), (2666, 32585), (2945, 29498), (3010, 28861), (3038, 28595), (3430, 25327), (4085, 21266), (4123, 21070), (4214, 20615), (4655, 18662), (5719, 15190), (5890, 14749), (6517, 13330), (6665, 13034), (7595, 11438), (8170, 10633), (8246, 10535), (9310, 9331)]