78321716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 157223808

約数和(自身を除く): 78902092

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 193, 253, 386, 401, 506, 772, 802, 1012, 1604, 2123, 4246, 4411, 4439, 8492, 8822, 8878, 9223, 17644, 17756, 18446, 36892, 48829, 77393, 97658, 101453, 154786, 195316, 202906, 309572, 405812, 851323, 1702646, 1780039, 3405292, 3560078, 7120156, 19580429, 39160858, 78321716]

約数ペア:

[(1, 78321716), (2, 39160858), (4, 19580429), (11, 7120156), (22, 3560078), (23, 3405292), (44, 1780039), (46, 1702646), (92, 851323), (193, 405812), (253, 309572), (386, 202906), (401, 195316), (506, 154786), (772, 101453), (802, 97658), (1012, 77393), (1604, 48829), (2123, 36892), (4246, 18446), (4411, 17756), (4439, 17644), (8492, 9223), (8822, 8878)]