8319680

素因数分解:

$2^6\times 5^1\times {\mathrm{25999}}^1$

素因数の和:26016

約数の個数: 28

約数和(自身を含む): 19812000

約数和(自身を除く): 11492320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 25999, 51998, 103996, 129995, 207992, 259990, 415984, 519980, 831968, 1039960, 1663936, 2079920, 4159840, 8319680]

約数ペア:

[(1, 8319680), (2, 4159840), (4, 2079920), (5, 1663936), (8, 1039960), (10, 831968), (16, 519980), (20, 415984), (32, 259990), (40, 207992), (64, 129995), (80, 103996), (160, 51998), (320, 25999)]