81893088

素因数分解:

$2^5\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1571}}^1$

素因数の和:1768

約数の個数: 72

約数和(自身を含む): 234319176

約数和(自身を除く): 152426088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 181, 288, 362, 543, 724, 1086, 1448, 1571, 1629, 2172, 2896, 3142, 3258, 4344, 4713, 5792, 6284, 6516, 8688, 9426, 12568, 13032, 14139, 17376, 18852, 25136, 26064, 28278, 37704, 50272, 52128, 56556, 75408, 113112, 150816, 226224, 284351, 452448, 568702, 853053, 1137404, 1706106, 2274808, 2559159, 3412212, 4549616, 5118318, 6824424, 9099232, 10236636, 13648848, 20473272, 27297696, 40946544, 81893088]

約数ペア:

[(1, 81893088), (2, 40946544), (3, 27297696), (4, 20473272), (6, 13648848), (8, 10236636), (9, 9099232), (12, 6824424), (16, 5118318), (18, 4549616), (24, 3412212), (32, 2559159), (36, 2274808), (48, 1706106), (72, 1137404), (96, 853053), (144, 568702), (181, 452448), (288, 284351), (362, 226224), (543, 150816), (724, 113112), (1086, 75408), (1448, 56556), (1571, 52128), (1629, 50272), (2172, 37704), (2896, 28278), (3142, 26064), (3258, 25136), (4344, 18852), (4713, 17376), (5792, 14139), (6284, 13032), (6516, 12568), (8688, 9426)]