81112432

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2027}}^1$

素因数の和:2137

約数の個数: 40

約数和(自身を含む): 163708272

約数和(自身を除く): 82595840

約数列:

[1, 2, 4, 8, 16, 41, 61, 82, 122, 164, 244, 328, 488, 656, 976, 2027, 2501, 4054, 5002, 8108, 10004, 16216, 20008, 32432, 40016, 83107, 123647, 166214, 247294, 332428, 494588, 664856, 989176, 1329712, 1978352, 5069527, 10139054, 20278108, 40556216, 81112432]

約数ペア:

[(1, 81112432), (2, 40556216), (4, 20278108), (8, 10139054), (16, 5069527), (41, 1978352), (61, 1329712), (82, 989176), (122, 664856), (164, 494588), (244, 332428), (328, 247294), (488, 166214), (656, 123647), (976, 83107), (2027, 40016), (2501, 32432), (4054, 20008), (5002, 16216), (8108, 10004)]