259494080

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7873}}^1$

素因数の和:7993

約数の個数: 56

約数和(自身を含む): 623998752

約数和(自身を除く): 364504672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 6592, 7873, 8240, 15746, 16480, 31492, 32960, 39365, 62984, 78730, 125968, 157460, 251936, 314920, 503872, 629840, 810919, 1259680, 1621838, 2519360, 3243676, 4054595, 6487352, 8109190, 12974704, 16218380, 25949408, 32436760, 51898816, 64873520, 129747040, 259494080]

約数ペア:

[(1, 259494080), (2, 129747040), (4, 64873520), (5, 51898816), (8, 32436760), (10, 25949408), (16, 16218380), (20, 12974704), (32, 8109190), (40, 6487352), (64, 4054595), (80, 3243676), (103, 2519360), (160, 1621838), (206, 1259680), (320, 810919), (412, 629840), (515, 503872), (824, 314920), (1030, 251936), (1648, 157460), (2060, 125968), (3296, 78730), (4120, 62984), (6592, 39365), (7873, 32960), (8240, 31492), (15746, 16480)]