80468380

素因数分解:

$2^2\times 5^1\times {\mathrm{983}}^1\times {\mathrm{4093}}^1$

素因数の和:5085

約数の個数: 24

約数和(自身を含む): 169196832

約数和(自身を除く): 88728452

約数列:

[1, 2, 4, 5, 10, 20, 983, 1966, 3932, 4093, 4915, 8186, 9830, 16372, 19660, 20465, 40930, 81860, 4023419, 8046838, 16093676, 20117095, 40234190, 80468380]

約数ペア:

[(1, 80468380), (2, 40234190), (4, 20117095), (5, 16093676), (10, 8046838), (20, 4023419), (983, 81860), (1966, 40930), (3932, 20465), (4093, 19660), (4915, 16372), (8186, 9830)]