80320428

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{26881}}^1$

素因数の和:26974

約数の個数: 36

約数和(自身を含む): 205486008

約数和(自身を除く): 125165580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 26881, 53762, 80643, 107524, 161286, 241929, 322572, 483858, 967716, 2231123, 4462246, 6693369, 8924492, 13386738, 20080107, 26773476, 40160214, 80320428]

約数ペア:

[(1, 80320428), (2, 40160214), (3, 26773476), (4, 20080107), (6, 13386738), (9, 8924492), (12, 6693369), (18, 4462246), (36, 2231123), (83, 967716), (166, 483858), (249, 322572), (332, 241929), (498, 161286), (747, 107524), (996, 80643), (1494, 53762), (2988, 26881)]