115814480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 278714304

約数和(自身を除く): 162899824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 131, 172, 215, 257, 262, 344, 430, 514, 524, 655, 688, 860, 1028, 1048, 1285, 1310, 1720, 2056, 2096, 2570, 2620, 3440, 4112, 5140, 5240, 5633, 10280, 10480, 11051, 11266, 20560, 22102, 22532, 28165, 33667, 44204, 45064, 55255, 56330, 67334, 88408, 90128, 110510, 112660, 134668, 168335, 176816, 221020, 225320, 269336, 336670, 442040, 450640, 538672, 673340, 884080, 1346680, 1447681, 2693360, 2895362, 5790724, 7238405, 11581448, 14476810, 23162896, 28953620, 57907240, 115814480]

約数ペア:

[(1, 115814480), (2, 57907240), (4, 28953620), (5, 23162896), (8, 14476810), (10, 11581448), (16, 7238405), (20, 5790724), (40, 2895362), (43, 2693360), (80, 1447681), (86, 1346680), (131, 884080), (172, 673340), (215, 538672), (257, 450640), (262, 442040), (344, 336670), (430, 269336), (514, 225320), (524, 221020), (655, 176816), (688, 168335), (860, 134668), (1028, 112660), (1048, 110510), (1285, 90128), (1310, 88408), (1720, 67334), (2056, 56330), (2096, 55255), (2570, 45064), (2620, 44204), (3440, 33667), (4112, 28165), (5140, 22532), (5240, 22102), (5633, 20560), (10280, 11266), (10480, 11051)]