26547220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 65729664

約数和(自身を除く): 39182444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 263, 412, 490, 515, 526, 721, 980, 1030, 1052, 1315, 1442, 1841, 2060, 2630, 2884, 3605, 3682, 5047, 5260, 7210, 7364, 9205, 10094, 12887, 14420, 18410, 20188, 25235, 25774, 27089, 36820, 50470, 51548, 54178, 64435, 100940, 108356, 128870, 135445, 189623, 257740, 270890, 379246, 541780, 758492, 948115, 1327361, 1896230, 2654722, 3792460, 5309444, 6636805, 13273610, 26547220]

約数ペア:

[(1, 26547220), (2, 13273610), (4, 6636805), (5, 5309444), (7, 3792460), (10, 2654722), (14, 1896230), (20, 1327361), (28, 948115), (35, 758492), (49, 541780), (70, 379246), (98, 270890), (103, 257740), (140, 189623), (196, 135445), (206, 128870), (245, 108356), (263, 100940), (412, 64435), (490, 54178), (515, 51548), (526, 50470), (721, 36820), (980, 27089), (1030, 25774), (1052, 25235), (1315, 20188), (1442, 18410), (1841, 14420), (2060, 12887), (2630, 10094), (2884, 9205), (3605, 7364), (3682, 7210), (5047, 5260)]