87731696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 198674784

約数和(自身を除く): 110943088

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 208, 221, 272, 344, 442, 559, 577, 688, 731, 884, 1118, 1154, 1462, 1768, 2236, 2308, 2924, 3536, 4472, 4616, 5848, 7501, 8944, 9232, 9503, 9809, 11696, 15002, 19006, 19618, 24811, 30004, 38012, 39236, 49622, 60008, 76024, 78472, 99244, 120016, 127517, 152048, 156944, 198488, 255034, 322543, 396976, 421787, 510068, 645086, 843574, 1020136, 1290172, 1687148, 2040272, 2580344, 3374296, 5160688, 5483231, 6748592, 10966462, 21932924, 43865848, 87731696]

約数ペア:

[(1, 87731696), (2, 43865848), (4, 21932924), (8, 10966462), (13, 6748592), (16, 5483231), (17, 5160688), (26, 3374296), (34, 2580344), (43, 2040272), (52, 1687148), (68, 1290172), (86, 1020136), (104, 843574), (136, 645086), (172, 510068), (208, 421787), (221, 396976), (272, 322543), (344, 255034), (442, 198488), (559, 156944), (577, 152048), (688, 127517), (731, 120016), (884, 99244), (1118, 78472), (1154, 76024), (1462, 60008), (1768, 49622), (2236, 39236), (2308, 38012), (2924, 30004), (3536, 24811), (4472, 19618), (4616, 19006), (5848, 15002), (7501, 11696), (8944, 9809), (9232, 9503)]