79438880

素因数分解:

$2^5\times 5^1\times {\mathrm{496493}}^1$

素因数の和:496508

約数の個数: 24

約数和(自身を含む): 187674732

約数和(自身を除く): 108235852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 496493, 992986, 1985972, 2482465, 3971944, 4964930, 7943888, 9929860, 15887776, 19859720, 39719440, 79438880]

約数ペア:

[(1, 79438880), (2, 39719440), (4, 19859720), (5, 15887776), (8, 9929860), (10, 7943888), (16, 4964930), (20, 3971944), (32, 2482465), (40, 1985972), (80, 992986), (160, 496493)]