78965264

素因数分解:

$2^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2143}}^1$

素因数の和:2212

約数の個数: 60

約数和(自身を含む): 181845504

約数和(自身を除く): 102880240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 329, 376, 392, 658, 752, 784, 1316, 2143, 2303, 2632, 4286, 4606, 5264, 8572, 9212, 15001, 17144, 18424, 30002, 34288, 36848, 60004, 100721, 105007, 120008, 201442, 210014, 240016, 402884, 420028, 705047, 805768, 840056, 1410094, 1611536, 1680112, 2820188, 4935329, 5640376, 9870658, 11280752, 19741316, 39482632, 78965264]

約数ペア:

[(1, 78965264), (2, 39482632), (4, 19741316), (7, 11280752), (8, 9870658), (14, 5640376), (16, 4935329), (28, 2820188), (47, 1680112), (49, 1611536), (56, 1410094), (94, 840056), (98, 805768), (112, 705047), (188, 420028), (196, 402884), (329, 240016), (376, 210014), (392, 201442), (658, 120008), (752, 105007), (784, 100721), (1316, 60004), (2143, 36848), (2303, 34288), (2632, 30002), (4286, 18424), (4606, 17144), (5264, 15001), (8572, 9212)]