66856744

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 138283200

約数和(自身を除く): 71426456

約数列:

[1, 2, 4, 8, 19, 38, 43, 53, 76, 86, 106, 152, 172, 193, 212, 344, 386, 424, 772, 817, 1007, 1544, 1634, 2014, 2279, 3268, 3667, 4028, 4558, 6536, 7334, 8056, 8299, 9116, 10229, 14668, 16598, 18232, 20458, 29336, 33196, 40916, 43301, 66392, 81832, 86602, 157681, 173204, 194351, 315362, 346408, 388702, 439847, 630724, 777404, 879694, 1261448, 1554808, 1759388, 3518776, 8357093, 16714186, 33428372, 66856744]

約数ペア:

[(1, 66856744), (2, 33428372), (4, 16714186), (8, 8357093), (19, 3518776), (38, 1759388), (43, 1554808), (53, 1261448), (76, 879694), (86, 777404), (106, 630724), (152, 439847), (172, 388702), (193, 346408), (212, 315362), (344, 194351), (386, 173204), (424, 157681), (772, 86602), (817, 81832), (1007, 66392), (1544, 43301), (1634, 40916), (2014, 33196), (2279, 29336), (3268, 20458), (3667, 18232), (4028, 16598), (4558, 14668), (6536, 10229), (7334, 9116), (8056, 8299)]