80408624

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1601}}^1$

素因数の和:1725

約数の個数: 40

約数和(自身を含む): 161699472

約数和(自身を除く): 81290848

約数列:

[1, 2, 4, 8, 16, 43, 73, 86, 146, 172, 292, 344, 584, 688, 1168, 1601, 3139, 3202, 6278, 6404, 12556, 12808, 25112, 25616, 50224, 68843, 116873, 137686, 233746, 275372, 467492, 550744, 934984, 1101488, 1869968, 5025539, 10051078, 20102156, 40204312, 80408624]

約数ペア:

[(1, 80408624), (2, 40204312), (4, 20102156), (8, 10051078), (16, 5025539), (43, 1869968), (73, 1101488), (86, 934984), (146, 550744), (172, 467492), (292, 275372), (344, 233746), (584, 137686), (688, 116873), (1168, 68843), (1601, 50224), (3139, 25616), (3202, 25112), (6278, 12808), (6404, 12556)]