81002584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{778871}}^1$

素因数の和:778890

約数の個数: 16

約数和(自身を含む): 163563120

約数和(自身を除く): 82560536

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 778871, 1557742, 3115484, 6230968, 10125323, 20250646, 40501292, 81002584]

約数ペア:

[(1, 81002584), (2, 40501292), (4, 20250646), (8, 10125323), (13, 6230968), (26, 3115484), (52, 1557742), (104, 778871)]