85909790

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{8669}}^1$

素因数の和:9667

約数の個数: 16

約数和(自身を含む): 154811520

約数和(自身を除く): 68901730

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 8669, 9910, 17338, 43345, 86690, 8590979, 17181958, 42954895, 85909790]

約数ペア:

[(1, 85909790), (2, 42954895), (5, 17181958), (10, 8590979), (991, 86690), (1982, 43345), (4955, 17338), (8669, 9910)]