81204604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{2531}}^1$

素因数の和:3165

約数の個数: 24

約数和(自身を含む): 153348048

約数和(自身を除く): 72143444

約数列:

[1, 2, 4, 13, 26, 52, 617, 1234, 2468, 2531, 5062, 8021, 10124, 16042, 32084, 32903, 65806, 131612, 1561627, 3123254, 6246508, 20301151, 40602302, 81204604]

約数ペア:

[(1, 81204604), (2, 40602302), (4, 20301151), (13, 6246508), (26, 3123254), (52, 1561627), (617, 131612), (1234, 65806), (2468, 32903), (2531, 32084), (5062, 16042), (8021, 10124)]