80349080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4283}}^1$

素因数の和:4368

約数の個数: 64

約数和(自身を含む): 209744640

約数和(自身を除く): 129395560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4283, 4690, 8566, 9380, 17132, 18760, 21415, 29981, 34264, 42830, 59962, 85660, 119924, 149905, 171320, 239848, 286961, 299810, 573922, 599620, 1147844, 1199240, 1434805, 2008727, 2295688, 2869610, 4017454, 5739220, 8034908, 10043635, 11478440, 16069816, 20087270, 40174540, 80349080]

約数ペア:

[(1, 80349080), (2, 40174540), (4, 20087270), (5, 16069816), (7, 11478440), (8, 10043635), (10, 8034908), (14, 5739220), (20, 4017454), (28, 2869610), (35, 2295688), (40, 2008727), (56, 1434805), (67, 1199240), (70, 1147844), (134, 599620), (140, 573922), (268, 299810), (280, 286961), (335, 239848), (469, 171320), (536, 149905), (670, 119924), (938, 85660), (1340, 59962), (1876, 42830), (2345, 34264), (2680, 29981), (3752, 21415), (4283, 18760), (4690, 17132), (8566, 9380)]