68129888

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1$

素因数の和:859

約数の個数: 48

約数和(自身を含む): 139487040

約数和(自身を除く): 71357152

約数列:

[1, 2, 4, 8, 16, 32, 43, 67, 86, 134, 172, 268, 344, 536, 688, 739, 1072, 1376, 1478, 2144, 2881, 2956, 5762, 5912, 11524, 11824, 23048, 23648, 31777, 46096, 49513, 63554, 92192, 99026, 127108, 198052, 254216, 396104, 508432, 792208, 1016864, 1584416, 2129059, 4258118, 8516236, 17032472, 34064944, 68129888]

約数ペア:

[(1, 68129888), (2, 34064944), (4, 17032472), (8, 8516236), (16, 4258118), (32, 2129059), (43, 1584416), (67, 1016864), (86, 792208), (134, 508432), (172, 396104), (268, 254216), (344, 198052), (536, 127108), (688, 99026), (739, 92192), (1072, 63554), (1376, 49513), (1478, 46096), (2144, 31777), (2881, 23648), (2956, 23048), (5762, 11824), (5912, 11524)]