79359680

素因数分解:

$2^6\times 5^1\times {\mathrm{247999}}^1$

素因数の和:248016

約数の個数: 28

約数和(自身を含む): 188976000

約数和(自身を除く): 109616320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 247999, 495998, 991996, 1239995, 1983992, 2479990, 3967984, 4959980, 7935968, 9919960, 15871936, 19839920, 39679840, 79359680]

約数ペア:

[(1, 79359680), (2, 39679840), (4, 19839920), (5, 15871936), (8, 9919960), (10, 7935968), (16, 4959980), (20, 3967984), (32, 2479990), (40, 1983992), (64, 1239995), (80, 991996), (160, 495998), (320, 247999)]