80342704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{386263}}^1$

素因数の和:386284

約数の個数: 20

約数和(自身を含む): 167638576

約数和(自身を除く): 87295872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 386263, 772526, 1545052, 3090104, 5021419, 6180208, 10042838, 20085676, 40171352, 80342704]

約数ペア:

[(1, 80342704), (2, 40171352), (4, 20085676), (8, 10042838), (13, 6180208), (16, 5021419), (26, 3090104), (52, 1545052), (104, 772526), (208, 386263)]