828718480

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{911}}^1$

素因数の和:1144

約数の個数: 80

約数和(自身を含む): 1966374144

約数和(自身を除く): 1137655664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 137, 166, 274, 332, 415, 548, 664, 685, 830, 911, 1096, 1328, 1370, 1660, 1822, 2192, 2740, 3320, 3644, 4555, 5480, 6640, 7288, 9110, 10960, 11371, 14576, 18220, 22742, 36440, 45484, 56855, 72880, 75613, 90968, 113710, 124807, 151226, 181936, 227420, 249614, 302452, 378065, 454840, 499228, 604904, 624035, 756130, 909680, 998456, 1209808, 1248070, 1512260, 1996912, 2496140, 3024520, 4992280, 6049040, 9984560, 10358981, 20717962, 41435924, 51794905, 82871848, 103589810, 165743696, 207179620, 414359240, 828718480]

約数ペア:

[(1, 828718480), (2, 414359240), (4, 207179620), (5, 165743696), (8, 103589810), (10, 82871848), (16, 51794905), (20, 41435924), (40, 20717962), (80, 10358981), (83, 9984560), (137, 6049040), (166, 4992280), (274, 3024520), (332, 2496140), (415, 1996912), (548, 1512260), (664, 1248070), (685, 1209808), (830, 998456), (911, 909680), (1096, 756130), (1328, 624035), (1370, 604904), (1660, 499228), (1822, 454840), (2192, 378065), (2740, 302452), (3320, 249614), (3644, 227420), (4555, 181936), (5480, 151226), (6640, 124807), (7288, 113710), (9110, 90968), (10960, 75613), (11371, 72880), (14576, 56855), (18220, 45484), (22742, 36440)]