66271088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 149469600

約数和(自身を除く): 83198512

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 41, 52, 76, 82, 104, 152, 164, 208, 247, 304, 328, 409, 494, 533, 656, 779, 818, 988, 1066, 1558, 1636, 1976, 2132, 3116, 3272, 3952, 4264, 5317, 6232, 6544, 7771, 8528, 10127, 10634, 12464, 15542, 16769, 20254, 21268, 31084, 33538, 40508, 42536, 62168, 67076, 81016, 85072, 101023, 124336, 134152, 162032, 202046, 217997, 268304, 318611, 404092, 435994, 637222, 808184, 871988, 1274444, 1616368, 1743976, 2548888, 3487952, 4141943, 5097776, 8283886, 16567772, 33135544, 66271088]

約数ペア:

[(1, 66271088), (2, 33135544), (4, 16567772), (8, 8283886), (13, 5097776), (16, 4141943), (19, 3487952), (26, 2548888), (38, 1743976), (41, 1616368), (52, 1274444), (76, 871988), (82, 808184), (104, 637222), (152, 435994), (164, 404092), (208, 318611), (247, 268304), (304, 217997), (328, 202046), (409, 162032), (494, 134152), (533, 124336), (656, 101023), (779, 85072), (818, 81016), (988, 67076), (1066, 62168), (1558, 42536), (1636, 40508), (1976, 33538), (2132, 31084), (3116, 21268), (3272, 20254), (3952, 16769), (4264, 15542), (5317, 12464), (6232, 10634), (6544, 10127), (7771, 8528)]