71760208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{345001}}^1$

素因数の和:345022

約数の個数: 20

約数和(自身を含む): 149730868

約数和(自身を除く): 77970660

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 345001, 690002, 1380004, 2760008, 4485013, 5520016, 8970026, 17940052, 35880104, 71760208]

約数ペア:

[(1, 71760208), (2, 35880104), (4, 17940052), (8, 8970026), (13, 5520016), (16, 4485013), (26, 2760008), (52, 1380004), (104, 690002), (208, 345001)]