81989072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{2089}}^1$

素因数の和:2331

約数の個数: 40

約数和(自身を含む): 174155520

約数和(自身を除く): 92166448

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 892, 1784, 2089, 2453, 3568, 4178, 4906, 8356, 9812, 16712, 19624, 22979, 33424, 39248, 45958, 91916, 183832, 367664, 465847, 931694, 1863388, 3726776, 5124317, 7453552, 10248634, 20497268, 40994536, 81989072]

約数ペア:

[(1, 81989072), (2, 40994536), (4, 20497268), (8, 10248634), (11, 7453552), (16, 5124317), (22, 3726776), (44, 1863388), (88, 931694), (176, 465847), (223, 367664), (446, 183832), (892, 91916), (1784, 45958), (2089, 39248), (2453, 33424), (3568, 22979), (4178, 19624), (4906, 16712), (8356, 9812)]