81508128

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:538

約数の個数: 96

約数和(自身を含む): 232227072

約数和(自身を除く): 150718944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 241, 271, 312, 416, 482, 542, 624, 723, 813, 964, 1084, 1248, 1446, 1626, 1928, 2168, 2892, 3133, 3252, 3523, 3856, 4336, 5784, 6266, 6504, 7046, 7712, 8672, 9399, 10569, 11568, 12532, 13008, 14092, 18798, 21138, 23136, 25064, 26016, 28184, 37596, 42276, 50128, 56368, 65311, 75192, 84552, 100256, 112736, 130622, 150384, 169104, 195933, 261244, 300768, 338208, 391866, 522488, 783732, 849043, 1044976, 1567464, 1698086, 2089952, 2547129, 3134928, 3396172, 5094258, 6269856, 6792344, 10188516, 13584688, 20377032, 27169376, 40754064, 81508128]

約数ペア:

[(1, 81508128), (2, 40754064), (3, 27169376), (4, 20377032), (6, 13584688), (8, 10188516), (12, 6792344), (13, 6269856), (16, 5094258), (24, 3396172), (26, 3134928), (32, 2547129), (39, 2089952), (48, 1698086), (52, 1567464), (78, 1044976), (96, 849043), (104, 783732), (156, 522488), (208, 391866), (241, 338208), (271, 300768), (312, 261244), (416, 195933), (482, 169104), (542, 150384), (624, 130622), (723, 112736), (813, 100256), (964, 84552), (1084, 75192), (1248, 65311), (1446, 56368), (1626, 50128), (1928, 42276), (2168, 37596), (2892, 28184), (3133, 26016), (3252, 25064), (3523, 23136), (3856, 21138), (4336, 18798), (5784, 14092), (6266, 13008), (6504, 12532), (7046, 11568), (7712, 10569), (8672, 9399)]