201959648

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1213}}^1$

素因数の和:1288

約数の個数: 72

約数和(自身を含む): 447572664

約数和(自身を除く): 245613016

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 121, 172, 176, 242, 344, 352, 473, 484, 688, 946, 968, 1213, 1376, 1892, 1936, 2426, 3784, 3872, 4852, 5203, 7568, 9704, 10406, 13343, 15136, 19408, 20812, 26686, 38816, 41624, 52159, 53372, 83248, 104318, 106744, 146773, 166496, 208636, 213488, 293546, 417272, 426976, 573749, 587092, 834544, 1147498, 1174184, 1669088, 2294996, 2348368, 4589992, 4696736, 6311239, 9179984, 12622478, 18359968, 25244956, 50489912, 100979824, 201959648]

約数ペア:

[(1, 201959648), (2, 100979824), (4, 50489912), (8, 25244956), (11, 18359968), (16, 12622478), (22, 9179984), (32, 6311239), (43, 4696736), (44, 4589992), (86, 2348368), (88, 2294996), (121, 1669088), (172, 1174184), (176, 1147498), (242, 834544), (344, 587092), (352, 573749), (473, 426976), (484, 417272), (688, 293546), (946, 213488), (968, 208636), (1213, 166496), (1376, 146773), (1892, 106744), (1936, 104318), (2426, 83248), (3784, 53372), (3872, 52159), (4852, 41624), (5203, 38816), (7568, 26686), (9704, 20812), (10406, 19408), (13343, 15136)]