72729730

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{11311}}^1$

素因数の和:11961

約数の個数: 16

約数和(自身を含む): 131128704

約数和(自身を除く): 58398974

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 11311, 22622, 56555, 113110, 7272973, 14545946, 36364865, 72729730]

約数ペア:

[(1, 72729730), (2, 36364865), (5, 14545946), (10, 7272973), (643, 113110), (1286, 56555), (3215, 22622), (6430, 11311)]