3211520

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 8327256

約数和(自身を除く): 5115736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 193, 208, 256, 260, 320, 386, 416, 520, 640, 772, 832, 965, 1040, 1280, 1544, 1664, 1930, 2080, 2509, 3088, 3328, 3860, 4160, 5018, 6176, 7720, 8320, 10036, 12352, 12545, 15440, 16640, 20072, 24704, 25090, 30880, 40144, 49408, 50180, 61760, 80288, 100360, 123520, 160576, 200720, 247040, 321152, 401440, 642304, 802880, 1605760, 3211520]

約数ペア:

[(1, 3211520), (2, 1605760), (4, 802880), (5, 642304), (8, 401440), (10, 321152), (13, 247040), (16, 200720), (20, 160576), (26, 123520), (32, 100360), (40, 80288), (52, 61760), (64, 50180), (65, 49408), (80, 40144), (104, 30880), (128, 25090), (130, 24704), (160, 20072), (193, 16640), (208, 15440), (256, 12545), (260, 12352), (320, 10036), (386, 8320), (416, 7720), (520, 6176), (640, 5018), (772, 4160), (832, 3860), (965, 3328), (1040, 3088), (1280, 2509), (1544, 2080), (1664, 1930)]