8157616

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 16498944

約数和(自身を除く): 8341328

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 167, 172, 284, 334, 344, 568, 668, 688, 1136, 1336, 2672, 3053, 6106, 7181, 11857, 12212, 14362, 23714, 24424, 28724, 47428, 48848, 57448, 94856, 114896, 189712, 509851, 1019702, 2039404, 4078808, 8157616]

約数ペア:

[(1, 8157616), (2, 4078808), (4, 2039404), (8, 1019702), (16, 509851), (43, 189712), (71, 114896), (86, 94856), (142, 57448), (167, 48848), (172, 47428), (284, 28724), (334, 24424), (344, 23714), (568, 14362), (668, 12212), (688, 11857), (1136, 7181), (1336, 6106), (2672, 3053)]