81613004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 161118720

約数和(自身を除く): 79505716

約数列:

[1, 2, 4, 11, 22, 44, 53, 79, 106, 158, 212, 316, 443, 583, 869, 886, 1166, 1738, 1772, 2332, 3476, 4187, 4873, 8374, 9746, 16748, 19492, 23479, 34997, 46057, 46958, 69994, 92114, 93916, 139988, 184228, 258269, 384967, 516538, 769934, 1033076, 1539868, 1854841, 3709682, 7419364, 20403251, 40806502, 81613004]

約数ペア:

[(1, 81613004), (2, 40806502), (4, 20403251), (11, 7419364), (22, 3709682), (44, 1854841), (53, 1539868), (79, 1033076), (106, 769934), (158, 516538), (212, 384967), (316, 258269), (443, 184228), (583, 139988), (869, 93916), (886, 92114), (1166, 69994), (1738, 46958), (1772, 46057), (2332, 34997), (3476, 23479), (4187, 19492), (4873, 16748), (8374, 9746)]