72808670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661897}}^1$

素因数の和:661915

約数の個数: 16

約数和(自身を含む): 142969968

約数和(自身を除く): 70161298

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 661897, 1323794, 3309485, 6618970, 7280867, 14561734, 36404335, 72808670]

約数ペア:

[(1, 72808670), (2, 36404335), (5, 14561734), (10, 7280867), (11, 6618970), (22, 3309485), (55, 1323794), (110, 661897)]