78468800

素因数分解:

$2^6\times 5^2\times {\mathrm{49043}}^1$

素因数の和:49065

約数の個数: 42

約数和(自身を含む): 193086228

約数和(自身を除く): 114617428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 49043, 98086, 196172, 245215, 392344, 490430, 784688, 980860, 1226075, 1569376, 1961720, 2452150, 3138752, 3923440, 4904300, 7846880, 9808600, 15693760, 19617200, 39234400, 78468800]

約数ペア:

[(1, 78468800), (2, 39234400), (4, 19617200), (5, 15693760), (8, 9808600), (10, 7846880), (16, 4904300), (20, 3923440), (25, 3138752), (32, 2452150), (40, 1961720), (50, 1569376), (64, 1226075), (80, 980860), (100, 784688), (160, 490430), (200, 392344), (320, 245215), (400, 196172), (800, 98086), (1600, 49043)]