64728496

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 150212608

約数和(自身を除く): 85484112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 103, 112, 124, 181, 206, 217, 248, 362, 412, 434, 496, 721, 724, 824, 868, 1267, 1442, 1448, 1648, 1736, 2534, 2884, 2896, 3193, 3472, 5068, 5611, 5768, 6386, 10136, 11222, 11536, 12772, 18643, 20272, 22351, 22444, 25544, 37286, 39277, 44702, 44888, 51088, 74572, 78554, 89404, 89776, 130501, 149144, 157108, 178808, 261002, 298288, 314216, 357616, 522004, 577933, 628432, 1044008, 1155866, 2088016, 2311732, 4045531, 4623464, 8091062, 9246928, 16182124, 32364248, 64728496]

約数ペア:

[(1, 64728496), (2, 32364248), (4, 16182124), (7, 9246928), (8, 8091062), (14, 4623464), (16, 4045531), (28, 2311732), (31, 2088016), (56, 1155866), (62, 1044008), (103, 628432), (112, 577933), (124, 522004), (181, 357616), (206, 314216), (217, 298288), (248, 261002), (362, 178808), (412, 157108), (434, 149144), (496, 130501), (721, 89776), (724, 89404), (824, 78554), (868, 74572), (1267, 51088), (1442, 44888), (1448, 44702), (1648, 39277), (1736, 37286), (2534, 25544), (2884, 22444), (2896, 22351), (3193, 20272), (3472, 18643), (5068, 12772), (5611, 11536), (5768, 11222), (6386, 10136)]