78040928

素因数分解:

$2^5\times 7^2\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:796

約数の個数: 72

約数和(自身を含む): 181503504

約数和(自身を除く): 103462576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 98, 112, 142, 196, 224, 284, 392, 497, 568, 701, 784, 994, 1136, 1402, 1568, 1988, 2272, 2804, 3479, 3976, 4907, 5608, 6958, 7952, 9814, 11216, 13916, 15904, 19628, 22432, 27832, 34349, 39256, 49771, 55664, 68698, 78512, 99542, 111328, 137396, 157024, 199084, 274792, 348397, 398168, 549584, 696794, 796336, 1099168, 1393588, 1592672, 2438779, 2787176, 4877558, 5574352, 9755116, 11148704, 19510232, 39020464, 78040928]

約数ペア:

[(1, 78040928), (2, 39020464), (4, 19510232), (7, 11148704), (8, 9755116), (14, 5574352), (16, 4877558), (28, 2787176), (32, 2438779), (49, 1592672), (56, 1393588), (71, 1099168), (98, 796336), (112, 696794), (142, 549584), (196, 398168), (224, 348397), (284, 274792), (392, 199084), (497, 157024), (568, 137396), (701, 111328), (784, 99542), (994, 78512), (1136, 68698), (1402, 55664), (1568, 49771), (1988, 39256), (2272, 34349), (2804, 27832), (3479, 22432), (3976, 19628), (4907, 15904), (5608, 13916), (6958, 11216), (7952, 9814)]