77932120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{278329}}^1$

素因数の和:278347

約数の個数: 32

約数和(自身を含む): 200397600

約数和(自身を除く): 122465480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 278329, 556658, 1113316, 1391645, 1948303, 2226632, 2783290, 3896606, 5566580, 7793212, 9741515, 11133160, 15586424, 19483030, 38966060, 77932120]

約数ペア:

[(1, 77932120), (2, 38966060), (4, 19483030), (5, 15586424), (7, 11133160), (8, 9741515), (10, 7793212), (14, 5566580), (20, 3896606), (28, 2783290), (35, 2226632), (40, 1948303), (56, 1391645), (70, 1113316), (140, 556658), (280, 278329)]