64700548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 131019840

約数和(自身を除く): 66319292

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 193, 209, 386, 401, 418, 772, 802, 836, 1604, 2123, 3667, 4246, 4411, 7334, 7619, 8492, 8822, 14668, 15238, 17644, 30476, 40337, 77393, 80674, 83809, 154786, 161348, 167618, 309572, 335236, 851323, 1470467, 1702646, 2940934, 3405292, 5881868, 16175137, 32350274, 64700548]

約数ペア:

[(1, 64700548), (2, 32350274), (4, 16175137), (11, 5881868), (19, 3405292), (22, 2940934), (38, 1702646), (44, 1470467), (76, 851323), (193, 335236), (209, 309572), (386, 167618), (401, 161348), (418, 154786), (772, 83809), (802, 80674), (836, 77393), (1604, 40337), (2123, 30476), (3667, 17644), (4246, 15238), (4411, 14668), (7334, 8822), (7619, 8492)]