70778864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{340283}}^1$

素因数の和:340304

約数の個数: 20

約数和(自身を含む): 147683256

約数和(自身を除く): 76904392

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 340283, 680566, 1361132, 2722264, 4423679, 5444528, 8847358, 17694716, 35389432, 70778864]

約数ペア:

[(1, 70778864), (2, 35389432), (4, 17694716), (8, 8847358), (13, 5444528), (16, 4423679), (26, 2722264), (52, 1361132), (104, 680566), (208, 340283)]