80880358

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 133660800

約数和(自身を除く): 52780442

約数列:

[1, 2, 13, 26, 79, 158, 169, 233, 338, 466, 1027, 2054, 2197, 3029, 4394, 6058, 13351, 18407, 26702, 36814, 39377, 78754, 173563, 239291, 347126, 478582, 511901, 1023802, 3110783, 6221566, 40440179, 80880358]

約数ペア:

[(1, 80880358), (2, 40440179), (13, 6221566), (26, 3110783), (79, 1023802), (158, 511901), (169, 478582), (233, 347126), (338, 239291), (466, 173563), (1027, 78754), (2054, 39377), (2197, 36814), (3029, 26702), (4394, 18407), (6058, 13351)]