80518990

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{171317}}^1$

素因数の和:171371

約数の個数: 16

約数和(自身を含む): 148018752

約数和(自身を除く): 67499762

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 171317, 342634, 856585, 1713170, 8051899, 16103798, 40259495, 80518990]

約数ペア:

[(1, 80518990), (2, 40259495), (5, 16103798), (10, 8051899), (47, 1713170), (94, 856585), (235, 342634), (470, 171317)]