116256520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 269723520

約数和(自身を除く): 153467000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 257, 263, 344, 430, 514, 526, 860, 1028, 1052, 1285, 1315, 1720, 2056, 2104, 2570, 2630, 5140, 5260, 10280, 10520, 11051, 11309, 22102, 22618, 44204, 45236, 55255, 56545, 67591, 88408, 90472, 110510, 113090, 135182, 221020, 226180, 270364, 337955, 442040, 452360, 540728, 675910, 1351820, 2703640, 2906413, 5812826, 11625652, 14532065, 23251304, 29064130, 58128260, 116256520]

約数ペア:

[(1, 116256520), (2, 58128260), (4, 29064130), (5, 23251304), (8, 14532065), (10, 11625652), (20, 5812826), (40, 2906413), (43, 2703640), (86, 1351820), (172, 675910), (215, 540728), (257, 452360), (263, 442040), (344, 337955), (430, 270364), (514, 226180), (526, 221020), (860, 135182), (1028, 113090), (1052, 110510), (1285, 90472), (1315, 88408), (1720, 67591), (2056, 56545), (2104, 55255), (2570, 45236), (2630, 44204), (5140, 22618), (5260, 22102), (10280, 11309), (10520, 11051)]