25815680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 71236800

約数和(自身を除く): 45421120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 193, 209, 220, 304, 320, 352, 380, 386, 418, 440, 608, 640, 704, 760, 772, 836, 880, 965, 1045, 1216, 1408, 1520, 1544, 1672, 1760, 1930, 2090, 2123, 2432, 3040, 3088, 3344, 3520, 3667, 3860, 4180, 4246, 6080, 6176, 6688, 7040, 7334, 7720, 8360, 8492, 10615, 12160, 12352, 13376, 14668, 15440, 16720, 16984, 18335, 21230, 24704, 26752, 29336, 30880, 33440, 33968, 36670, 40337, 42460, 58672, 61760, 66880, 67936, 73340, 80674, 84920, 117344, 123520, 133760, 135872, 146680, 161348, 169840, 201685, 234688, 271744, 293360, 322696, 339680, 403370, 469376, 586720, 645392, 679360, 806740, 1173440, 1290784, 1358720, 1613480, 2346880, 2581568, 3226960, 5163136, 6453920, 12907840, 25815680]

約数ペア:

[(1, 25815680), (2, 12907840), (4, 6453920), (5, 5163136), (8, 3226960), (10, 2581568), (11, 2346880), (16, 1613480), (19, 1358720), (20, 1290784), (22, 1173440), (32, 806740), (38, 679360), (40, 645392), (44, 586720), (55, 469376), (64, 403370), (76, 339680), (80, 322696), (88, 293360), (95, 271744), (110, 234688), (128, 201685), (152, 169840), (160, 161348), (176, 146680), (190, 135872), (193, 133760), (209, 123520), (220, 117344), (304, 84920), (320, 80674), (352, 73340), (380, 67936), (386, 66880), (418, 61760), (440, 58672), (608, 42460), (640, 40337), (704, 36670), (760, 33968), (772, 33440), (836, 30880), (880, 29336), (965, 26752), (1045, 24704), (1216, 21230), (1408, 18335), (1520, 16984), (1544, 16720), (1672, 15440), (1760, 14668), (1930, 13376), (2090, 12352), (2123, 12160), (2432, 10615), (3040, 8492), (3088, 8360), (3344, 7720), (3520, 7334), (3667, 7040), (3860, 6688), (4180, 6176), (4246, 6080)]