80253404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3889}}^1$

素因数の和:3978

約数の個数: 48

約数和(自身を含む): 177757440

約数和(自身を除く): 97504036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 154, 268, 308, 469, 737, 938, 1474, 1876, 2948, 3889, 5159, 7778, 10318, 15556, 20636, 27223, 42779, 54446, 85558, 108892, 171116, 260563, 299453, 521126, 598906, 1042252, 1197812, 1823941, 2866193, 3647882, 5732386, 7295764, 11464772, 20063351, 40126702, 80253404]

約数ペア:

[(1, 80253404), (2, 40126702), (4, 20063351), (7, 11464772), (11, 7295764), (14, 5732386), (22, 3647882), (28, 2866193), (44, 1823941), (67, 1197812), (77, 1042252), (134, 598906), (154, 521126), (268, 299453), (308, 260563), (469, 171116), (737, 108892), (938, 85558), (1474, 54446), (1876, 42779), (2948, 27223), (3889, 20636), (5159, 15556), (7778, 10318)]