85064720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 214486272

約数和(自身を除く): 129421552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 263, 311, 520, 526, 622, 1040, 1052, 1244, 1315, 1555, 2104, 2488, 2630, 3110, 3419, 4043, 4208, 4976, 5260, 6220, 6838, 8086, 10520, 12440, 13676, 16172, 17095, 20215, 21040, 24880, 27352, 32344, 34190, 40430, 54704, 64688, 68380, 80860, 81793, 136760, 161720, 163586, 273520, 323440, 327172, 408965, 654344, 817930, 1063309, 1308688, 1635860, 2126618, 3271720, 4253236, 5316545, 6543440, 8506472, 10633090, 17012944, 21266180, 42532360, 85064720]

約数ペア:

[(1, 85064720), (2, 42532360), (4, 21266180), (5, 17012944), (8, 10633090), (10, 8506472), (13, 6543440), (16, 5316545), (20, 4253236), (26, 3271720), (40, 2126618), (52, 1635860), (65, 1308688), (80, 1063309), (104, 817930), (130, 654344), (208, 408965), (260, 327172), (263, 323440), (311, 273520), (520, 163586), (526, 161720), (622, 136760), (1040, 81793), (1052, 80860), (1244, 68380), (1315, 64688), (1555, 54704), (2104, 40430), (2488, 34190), (2630, 32344), (3110, 27352), (3419, 24880), (4043, 21040), (4208, 20215), (4976, 17095), (5260, 16172), (6220, 13676), (6838, 12440), (8086, 10520)]