259220416

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1026

約数の個数: 112

約数和(自身を含む): 647248896

約数和(自身を除く): 388028480

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 47, 52, 56, 64, 91, 94, 104, 112, 182, 188, 208, 224, 329, 364, 376, 416, 448, 611, 658, 728, 752, 832, 947, 1222, 1316, 1456, 1504, 1894, 2444, 2632, 2912, 3008, 3788, 4277, 4888, 5264, 5824, 6629, 7576, 8554, 9776, 10528, 12311, 13258, 15152, 17108, 19552, 21056, 24622, 26516, 30304, 34216, 39104, 44509, 49244, 53032, 60608, 68432, 86177, 89018, 98488, 106064, 136864, 172354, 178036, 196976, 212128, 273728, 311563, 344708, 356072, 393952, 424256, 578617, 623126, 689416, 712144, 787904, 1157234, 1246252, 1378832, 1424288, 2314468, 2492504, 2757664, 2848576, 4050319, 4628936, 4985008, 5515328, 8100638, 9257872, 9970016, 16201276, 18515744, 19940032, 32402552, 37031488, 64805104, 129610208, 259220416]

約数ペア:

[(1, 259220416), (2, 129610208), (4, 64805104), (7, 37031488), (8, 32402552), (13, 19940032), (14, 18515744), (16, 16201276), (26, 9970016), (28, 9257872), (32, 8100638), (47, 5515328), (52, 4985008), (56, 4628936), (64, 4050319), (91, 2848576), (94, 2757664), (104, 2492504), (112, 2314468), (182, 1424288), (188, 1378832), (208, 1246252), (224, 1157234), (329, 787904), (364, 712144), (376, 689416), (416, 623126), (448, 578617), (611, 424256), (658, 393952), (728, 356072), (752, 344708), (832, 311563), (947, 273728), (1222, 212128), (1316, 196976), (1456, 178036), (1504, 172354), (1894, 136864), (2444, 106064), (2632, 98488), (2912, 89018), (3008, 86177), (3788, 68432), (4277, 60608), (4888, 53032), (5264, 49244), (5824, 44509), (6629, 39104), (7576, 34216), (8554, 30304), (9776, 26516), (10528, 24622), (12311, 21056), (13258, 19552), (15152, 17108)]