802880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:223

約数の個数: 56

約数和(自身を含む): 2069592

約数和(自身を除く): 1266712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 193, 208, 260, 320, 386, 416, 520, 772, 832, 965, 1040, 1544, 1930, 2080, 2509, 3088, 3860, 4160, 5018, 6176, 7720, 10036, 12352, 12545, 15440, 20072, 25090, 30880, 40144, 50180, 61760, 80288, 100360, 160576, 200720, 401440, 802880]

約数ペア:

[(1, 802880), (2, 401440), (4, 200720), (5, 160576), (8, 100360), (10, 80288), (13, 61760), (16, 50180), (20, 40144), (26, 30880), (32, 25090), (40, 20072), (52, 15440), (64, 12545), (65, 12352), (80, 10036), (104, 7720), (130, 6176), (160, 5018), (193, 4160), (208, 3860), (260, 3088), (320, 2509), (386, 2080), (416, 1930), (520, 1544), (772, 1040), (832, 965)]