80052416

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:457

約数の個数: 56

約数和(自身を含む): 165664896

約数和(自身を除く): 85612480

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 157, 248, 257, 314, 496, 514, 628, 992, 1028, 1256, 1984, 2056, 2512, 4112, 4867, 5024, 7967, 8224, 9734, 10048, 15934, 16448, 19468, 31868, 38936, 40349, 63736, 77872, 80698, 127472, 155744, 161396, 254944, 311488, 322792, 509888, 645584, 1250819, 1291168, 2501638, 2582336, 5003276, 10006552, 20013104, 40026208, 80052416]

約数ペア:

[(1, 80052416), (2, 40026208), (4, 20013104), (8, 10006552), (16, 5003276), (31, 2582336), (32, 2501638), (62, 1291168), (64, 1250819), (124, 645584), (157, 509888), (248, 322792), (257, 311488), (314, 254944), (496, 161396), (514, 155744), (628, 127472), (992, 80698), (1028, 77872), (1256, 63736), (1984, 40349), (2056, 38936), (2512, 31868), (4112, 19468), (4867, 16448), (5024, 15934), (7967, 10048), (8224, 9734)]