64156768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8117}}^1$

素因数の和:8159

約数の個数: 48

約数和(自身を含む): 143201520

約数和(自身を除く): 79044752

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 8117, 16234, 32468, 64936, 105521, 129872, 154223, 211042, 259744, 308446, 422084, 616892, 844168, 1233784, 1688336, 2004899, 2467568, 3376672, 4009798, 4935136, 8019596, 16039192, 32078384, 64156768]

約数ペア:

[(1, 64156768), (2, 32078384), (4, 16039192), (8, 8019596), (13, 4935136), (16, 4009798), (19, 3376672), (26, 2467568), (32, 2004899), (38, 1688336), (52, 1233784), (76, 844168), (104, 616892), (152, 422084), (208, 308446), (247, 259744), (304, 211042), (416, 154223), (494, 129872), (608, 105521), (988, 64936), (1976, 32468), (3952, 16234), (7904, 8117)]