26449885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 43130880

約数和(自身を除く): 16680995

約数列:

[1, 5, 7, 11, 23, 29, 35, 55, 77, 103, 115, 145, 161, 203, 253, 319, 385, 515, 667, 721, 805, 1015, 1133, 1265, 1595, 1771, 2233, 2369, 2987, 3335, 3605, 4669, 5665, 7337, 7931, 8855, 11165, 11845, 14935, 16583, 20909, 23345, 26059, 32857, 36685, 39655, 51359, 68701, 82915, 104545, 130295, 164285, 182413, 229999, 256795, 343505, 480907, 755711, 912065, 1149995, 2404535, 3778555, 5289977, 26449885]

約数ペア:

[(1, 26449885), (5, 5289977), (7, 3778555), (11, 2404535), (23, 1149995), (29, 912065), (35, 755711), (55, 480907), (77, 343505), (103, 256795), (115, 229999), (145, 182413), (161, 164285), (203, 130295), (253, 104545), (319, 82915), (385, 68701), (515, 51359), (667, 39655), (721, 36685), (805, 32857), (1015, 26059), (1133, 23345), (1265, 20909), (1595, 16583), (1771, 14935), (2233, 11845), (2369, 11165), (2987, 8855), (3335, 7931), (3605, 7337), (4669, 5665)]