81642976

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{673}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 171206784

約数和(自身を除く): 89563808

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 223, 272, 446, 544, 673, 892, 1346, 1784, 2692, 3568, 3791, 5384, 7136, 7582, 10768, 11441, 15164, 21536, 22882, 30328, 45764, 60656, 91528, 121312, 150079, 183056, 300158, 366112, 600316, 1200632, 2401264, 2551343, 4802528, 5102686, 10205372, 20410744, 40821488, 81642976]

約数ペア:

[(1, 81642976), (2, 40821488), (4, 20410744), (8, 10205372), (16, 5102686), (17, 4802528), (32, 2551343), (34, 2401264), (68, 1200632), (136, 600316), (223, 366112), (272, 300158), (446, 183056), (544, 150079), (673, 121312), (892, 91528), (1346, 60656), (1784, 45764), (2692, 30328), (3568, 22882), (3791, 21536), (5384, 15164), (7136, 11441), (7582, 10768)]