6396800

素因数分解:

$2^7\times 5^2\times {\mathrm{1999}}^1$

素因数の和:2023

約数の個数: 48

約数和(自身を含む): 15810000

約数和(自身を除く): 9413200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 1999, 3200, 3998, 7996, 9995, 15992, 19990, 31984, 39980, 49975, 63968, 79960, 99950, 127936, 159920, 199900, 255872, 319840, 399800, 639680, 799600, 1279360, 1599200, 3198400, 6396800]

約数ペア:

[(1, 6396800), (2, 3198400), (4, 1599200), (5, 1279360), (8, 799600), (10, 639680), (16, 399800), (20, 319840), (25, 255872), (32, 199900), (40, 159920), (50, 127936), (64, 99950), (80, 79960), (100, 63968), (128, 49975), (160, 39980), (200, 31984), (320, 19990), (400, 15992), (640, 9995), (800, 7996), (1600, 3998), (1999, 3200)]