67641980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 174254976

約数和(自身を除く): 106612996

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 97, 119, 140, 170, 194, 238, 293, 340, 388, 476, 485, 586, 595, 679, 970, 1172, 1190, 1358, 1465, 1649, 1940, 2051, 2380, 2716, 2930, 3298, 3395, 4102, 4981, 5860, 6596, 6790, 8204, 8245, 9962, 10255, 11543, 13580, 16490, 19924, 20510, 23086, 24905, 28421, 32980, 34867, 41020, 46172, 49810, 56842, 57715, 69734, 99620, 113684, 115430, 139468, 142105, 174335, 198947, 230860, 284210, 348670, 397894, 483157, 568420, 697340, 795788, 966314, 994735, 1932628, 1989470, 2415785, 3382099, 3978940, 4831570, 6764198, 9663140, 13528396, 16910495, 33820990, 67641980]

約数ペア:

[(1, 67641980), (2, 33820990), (4, 16910495), (5, 13528396), (7, 9663140), (10, 6764198), (14, 4831570), (17, 3978940), (20, 3382099), (28, 2415785), (34, 1989470), (35, 1932628), (68, 994735), (70, 966314), (85, 795788), (97, 697340), (119, 568420), (140, 483157), (170, 397894), (194, 348670), (238, 284210), (293, 230860), (340, 198947), (388, 174335), (476, 142105), (485, 139468), (586, 115430), (595, 113684), (679, 99620), (970, 69734), (1172, 57715), (1190, 56842), (1358, 49810), (1465, 46172), (1649, 41020), (1940, 34867), (2051, 32980), (2380, 28421), (2716, 24905), (2930, 23086), (3298, 20510), (3395, 19924), (4102, 16490), (4981, 13580), (5860, 11543), (6596, 10255), (6790, 9962), (8204, 8245)]