71839840

素因数分解:

$2^5\times 5^1\times {\mathrm{448999}}^1$

素因数の和:449014

約数の個数: 24

約数和(自身を含む): 169722000

約数和(自身を除く): 97882160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 448999, 897998, 1795996, 2244995, 3591992, 4489990, 7183984, 8979980, 14367968, 17959960, 35919920, 71839840]

約数ペア:

[(1, 71839840), (2, 35919920), (4, 17959960), (5, 14367968), (8, 8979980), (10, 7183984), (16, 4489990), (20, 3591992), (32, 2244995), (40, 1795996), (80, 897998), (160, 448999)]