87513920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:332

約数の個数: 112

約数和(自身を含む): 227655120

約数和(自身を除く): 140141200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 109, 130, 160, 193, 208, 218, 260, 320, 386, 416, 436, 520, 545, 772, 832, 872, 965, 1040, 1090, 1417, 1544, 1744, 1930, 2080, 2180, 2509, 2834, 3088, 3488, 3860, 4160, 4360, 5018, 5668, 6176, 6976, 7085, 7720, 8720, 10036, 11336, 12352, 12545, 14170, 15440, 17440, 20072, 21037, 22672, 25090, 28340, 30880, 34880, 40144, 42074, 45344, 50180, 56680, 61760, 80288, 84148, 90688, 100360, 105185, 113360, 160576, 168296, 200720, 210370, 226720, 273481, 336592, 401440, 420740, 453440, 546962, 673184, 802880, 841480, 1093924, 1346368, 1367405, 1682960, 2187848, 2734810, 3365920, 4375696, 5469620, 6731840, 8751392, 10939240, 17502784, 21878480, 43756960, 87513920]

約数ペア:

[(1, 87513920), (2, 43756960), (4, 21878480), (5, 17502784), (8, 10939240), (10, 8751392), (13, 6731840), (16, 5469620), (20, 4375696), (26, 3365920), (32, 2734810), (40, 2187848), (52, 1682960), (64, 1367405), (65, 1346368), (80, 1093924), (104, 841480), (109, 802880), (130, 673184), (160, 546962), (193, 453440), (208, 420740), (218, 401440), (260, 336592), (320, 273481), (386, 226720), (416, 210370), (436, 200720), (520, 168296), (545, 160576), (772, 113360), (832, 105185), (872, 100360), (965, 90688), (1040, 84148), (1090, 80288), (1417, 61760), (1544, 56680), (1744, 50180), (1930, 45344), (2080, 42074), (2180, 40144), (2509, 34880), (2834, 30880), (3088, 28340), (3488, 25090), (3860, 22672), (4160, 21037), (4360, 20072), (5018, 17440), (5668, 15440), (6176, 14170), (6976, 12545), (7085, 12352), (7720, 11336), (8720, 10036)]