81426344

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{1151}}^1$

素因数の和:1433

約数の個数: 32

約数和(自身を含む): 157593600

約数和(自身を除く): 76167256

約数列:

[1, 2, 4, 8, 37, 74, 148, 239, 296, 478, 956, 1151, 1912, 2302, 4604, 8843, 9208, 17686, 35372, 42587, 70744, 85174, 170348, 275089, 340696, 550178, 1100356, 2200712, 10178293, 20356586, 40713172, 81426344]

約数ペア:

[(1, 81426344), (2, 40713172), (4, 20356586), (8, 10178293), (37, 2200712), (74, 1100356), (148, 550178), (239, 340696), (296, 275089), (478, 170348), (956, 85174), (1151, 70744), (1912, 42587), (2302, 35372), (4604, 17686), (8843, 9208)]