81696008

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{143831}}^1$

素因数の和:143908

約数の個数: 16

約数和(自身を含む): 155338560

約数和(自身を除く): 73642552

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 143831, 287662, 575324, 1150648, 10212001, 20424002, 40848004, 81696008]

約数ペア:

[(1, 81696008), (2, 40848004), (4, 20424002), (8, 10212001), (71, 1150648), (142, 575324), (284, 287662), (568, 143831)]