81554370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{26393}}^1$

素因数の和:26506

約数の個数: 32

約数和(自身を含む): 197638272

約数和(自身を除く): 116083902

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 26393, 52786, 79179, 131965, 158358, 263930, 395895, 791790, 2718479, 5436958, 8155437, 13592395, 16310874, 27184790, 40777185, 81554370]

約数ペア:

[(1, 81554370), (2, 40777185), (3, 27184790), (5, 16310874), (6, 13592395), (10, 8155437), (15, 5436958), (30, 2718479), (103, 791790), (206, 395895), (309, 263930), (515, 158358), (618, 131965), (1030, 79179), (1545, 52786), (3090, 26393)]