72911488

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1089

約数の個数: 64

約数和(自身を含む): 160221600

約数和(自身を除く): 87310112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 344, 416, 559, 688, 832, 1019, 1118, 1376, 1664, 2038, 2236, 2752, 4076, 4472, 5504, 8152, 8944, 13247, 16304, 17888, 26494, 32608, 35776, 43817, 52988, 65216, 71552, 87634, 105976, 130432, 175268, 211952, 350536, 423904, 569621, 701072, 847808, 1139242, 1402144, 1695616, 2278484, 2804288, 4556968, 5608576, 9113936, 18227872, 36455744, 72911488]

約数ペア:

[(1, 72911488), (2, 36455744), (4, 18227872), (8, 9113936), (13, 5608576), (16, 4556968), (26, 2804288), (32, 2278484), (43, 1695616), (52, 1402144), (64, 1139242), (86, 847808), (104, 701072), (128, 569621), (172, 423904), (208, 350536), (344, 211952), (416, 175268), (559, 130432), (688, 105976), (832, 87634), (1019, 71552), (1118, 65216), (1376, 52988), (1664, 43817), (2038, 35776), (2236, 32608), (2752, 26494), (4076, 17888), (4472, 16304), (5504, 13247), (8152, 8944)]