254134784

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 80

約数和(自身を含む): 527704320

約数和(自身を除く): 273569536

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 79, 103, 122, 128, 158, 206, 244, 256, 316, 412, 488, 512, 632, 824, 976, 1264, 1648, 1952, 2528, 3296, 3904, 4819, 5056, 6283, 6592, 7808, 8137, 9638, 10112, 12566, 13184, 15616, 16274, 19276, 20224, 25132, 26368, 31232, 32548, 38552, 40448, 50264, 52736, 65096, 77104, 100528, 130192, 154208, 201056, 260384, 308416, 402112, 496357, 520768, 616832, 804224, 992714, 1041536, 1233664, 1608448, 1985428, 2083072, 2467328, 3216896, 3970856, 4166144, 7941712, 15883424, 31766848, 63533696, 127067392, 254134784]

約数ペア:

[(1, 254134784), (2, 127067392), (4, 63533696), (8, 31766848), (16, 15883424), (32, 7941712), (61, 4166144), (64, 3970856), (79, 3216896), (103, 2467328), (122, 2083072), (128, 1985428), (158, 1608448), (206, 1233664), (244, 1041536), (256, 992714), (316, 804224), (412, 616832), (488, 520768), (512, 496357), (632, 402112), (824, 308416), (976, 260384), (1264, 201056), (1648, 154208), (1952, 130192), (2528, 100528), (3296, 77104), (3904, 65096), (4819, 52736), (5056, 50264), (6283, 40448), (6592, 38552), (7808, 32548), (8137, 31232), (9638, 26368), (10112, 25132), (12566, 20224), (13184, 19276), (15616, 16274)]