85390400

素因数分解:

$2^6\times 5^2\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:748

約数の個数: 84

約数和(自身を含む): 212975952

約数和(自身を除く): 127585552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 83, 100, 160, 166, 200, 320, 332, 400, 415, 643, 664, 800, 830, 1286, 1328, 1600, 1660, 2075, 2572, 2656, 3215, 3320, 4150, 5144, 5312, 6430, 6640, 8300, 10288, 12860, 13280, 16075, 16600, 20576, 25720, 26560, 32150, 33200, 41152, 51440, 53369, 64300, 66400, 102880, 106738, 128600, 132800, 205760, 213476, 257200, 266845, 426952, 514400, 533690, 853904, 1028800, 1067380, 1334225, 1707808, 2134760, 2668450, 3415616, 4269520, 5336900, 8539040, 10673800, 17078080, 21347600, 42695200, 85390400]

約数ペア:

[(1, 85390400), (2, 42695200), (4, 21347600), (5, 17078080), (8, 10673800), (10, 8539040), (16, 5336900), (20, 4269520), (25, 3415616), (32, 2668450), (40, 2134760), (50, 1707808), (64, 1334225), (80, 1067380), (83, 1028800), (100, 853904), (160, 533690), (166, 514400), (200, 426952), (320, 266845), (332, 257200), (400, 213476), (415, 205760), (643, 132800), (664, 128600), (800, 106738), (830, 102880), (1286, 66400), (1328, 64300), (1600, 53369), (1660, 51440), (2075, 41152), (2572, 33200), (2656, 32150), (3215, 26560), (3320, 25720), (4150, 20576), (5144, 16600), (5312, 16075), (6430, 13280), (6640, 12860), (8300, 10288)]