81515232

素因数分解:

$2^5\times 3^2\times {\mathrm{349}}^1\times {\mathrm{811}}^1$

素因数の和:1176

約数の個数: 72

約数和(自身を含む): 232759800

約数和(自身を除く): 151244568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 349, 698, 811, 1047, 1396, 1622, 2094, 2433, 2792, 3141, 3244, 4188, 4866, 5584, 6282, 6488, 7299, 8376, 9732, 11168, 12564, 12976, 14598, 16752, 19464, 25128, 25952, 29196, 33504, 38928, 50256, 58392, 77856, 100512, 116784, 233568, 283039, 566078, 849117, 1132156, 1698234, 2264312, 2547351, 3396468, 4528624, 5094702, 6792936, 9057248, 10189404, 13585872, 20378808, 27171744, 40757616, 81515232]

約数ペア:

[(1, 81515232), (2, 40757616), (3, 27171744), (4, 20378808), (6, 13585872), (8, 10189404), (9, 9057248), (12, 6792936), (16, 5094702), (18, 4528624), (24, 3396468), (32, 2547351), (36, 2264312), (48, 1698234), (72, 1132156), (96, 849117), (144, 566078), (288, 283039), (349, 233568), (698, 116784), (811, 100512), (1047, 77856), (1396, 58392), (1622, 50256), (2094, 38928), (2433, 33504), (2792, 29196), (3141, 25952), (3244, 25128), (4188, 19464), (4866, 16752), (5584, 14598), (6282, 12976), (6488, 12564), (7299, 11168), (8376, 9732)]