254585456

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 529308384

約数和(自身を除く): 274722928

約数列:

[1, 2, 4, 8, 16, 37, 43, 73, 74, 86, 137, 146, 148, 172, 274, 292, 296, 344, 548, 584, 592, 688, 1096, 1168, 1591, 2192, 2701, 3139, 3182, 5069, 5402, 5891, 6278, 6364, 10001, 10138, 10804, 11782, 12556, 12728, 20002, 20276, 21608, 23564, 25112, 25456, 40004, 40552, 43216, 47128, 50224, 80008, 81104, 94256, 116143, 160016, 217967, 232286, 370037, 430043, 435934, 464572, 740074, 860086, 871868, 929144, 1480148, 1720172, 1743736, 1858288, 2960296, 3440344, 3487472, 5920592, 6880688, 15911591, 31823182, 63646364, 127292728, 254585456]

約数ペア:

[(1, 254585456), (2, 127292728), (4, 63646364), (8, 31823182), (16, 15911591), (37, 6880688), (43, 5920592), (73, 3487472), (74, 3440344), (86, 2960296), (137, 1858288), (146, 1743736), (148, 1720172), (172, 1480148), (274, 929144), (292, 871868), (296, 860086), (344, 740074), (548, 464572), (584, 435934), (592, 430043), (688, 370037), (1096, 232286), (1168, 217967), (1591, 160016), (2192, 116143), (2701, 94256), (3139, 81104), (3182, 80008), (5069, 50224), (5402, 47128), (5891, 43216), (6278, 40552), (6364, 40004), (10001, 25456), (10138, 25112), (10804, 23564), (11782, 21608), (12556, 20276), (12728, 20002)]