49771984

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1115

約数の個数: 40

約数和(自身を含む): 100128512

約数和(自身を除く): 50356528

約数列:

[1, 2, 4, 8, 16, 43, 73, 86, 146, 172, 292, 344, 584, 688, 991, 1168, 1982, 3139, 3964, 6278, 7928, 12556, 15856, 25112, 42613, 50224, 72343, 85226, 144686, 170452, 289372, 340904, 578744, 681808, 1157488, 3110749, 6221498, 12442996, 24885992, 49771984]

約数ペア:

[(1, 49771984), (2, 24885992), (4, 12442996), (8, 6221498), (16, 3110749), (43, 1157488), (73, 681808), (86, 578744), (146, 340904), (172, 289372), (292, 170452), (344, 144686), (584, 85226), (688, 72343), (991, 50224), (1168, 42613), (1982, 25112), (3139, 15856), (3964, 12556), (6278, 7928)]