80953840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8363}}^1$

素因数の和:8398

約数の個数: 60

約数和(自身を含む): 206908632

約数和(自身を除く): 125954792

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 8363, 9680, 16726, 33452, 41815, 66904, 83630, 91993, 133808, 167260, 183986, 334520, 367972, 459965, 669040, 735944, 919930, 1011923, 1471888, 1839860, 2023846, 3679720, 4047692, 5059615, 7359440, 8095384, 10119230, 16190768, 20238460, 40476920, 80953840]

約数ペア:

[(1, 80953840), (2, 40476920), (4, 20238460), (5, 16190768), (8, 10119230), (10, 8095384), (11, 7359440), (16, 5059615), (20, 4047692), (22, 3679720), (40, 2023846), (44, 1839860), (55, 1471888), (80, 1011923), (88, 919930), (110, 735944), (121, 669040), (176, 459965), (220, 367972), (242, 334520), (440, 183986), (484, 167260), (605, 133808), (880, 91993), (968, 83630), (1210, 66904), (1936, 41815), (2420, 33452), (4840, 16726), (8363, 9680)]