80900456

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{111127}}^1$

素因数の和:111153

約数の個数: 32

約数和(自身を含む): 186695040

約数和(自身を除く): 105794584

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 111127, 222254, 444508, 777889, 889016, 1444651, 1555778, 2889302, 3111556, 5778604, 6223112, 10112557, 11557208, 20225114, 40450228, 80900456]

約数ペア:

[(1, 80900456), (2, 40450228), (4, 20225114), (7, 11557208), (8, 10112557), (13, 6223112), (14, 5778604), (26, 3111556), (28, 2889302), (52, 1555778), (56, 1444651), (91, 889016), (104, 777889), (182, 444508), (364, 222254), (728, 111127)]