64631120

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5897}}^1$

素因数の和:6047

約数の個数: 40

約数和(自身を含む): 151389864

約数和(自身を除く): 86758744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 5897, 10960, 11794, 23588, 29485, 47176, 58970, 94352, 117940, 235880, 471760, 807889, 1615778, 3231556, 4039445, 6463112, 8078890, 12926224, 16157780, 32315560, 64631120]

約数ペア:

[(1, 64631120), (2, 32315560), (4, 16157780), (5, 12926224), (8, 8078890), (10, 6463112), (16, 4039445), (20, 3231556), (40, 1615778), (80, 807889), (137, 471760), (274, 235880), (548, 117940), (685, 94352), (1096, 58970), (1370, 47176), (2192, 29485), (2740, 23588), (5480, 11794), (5897, 10960)]