81182570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{15887}}^1$

素因数の和:15974

約数の個数: 32

約数和(自身を含む): 169302528

約数和(自身を除く): 88119958

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 15887, 31774, 79435, 111209, 158870, 222418, 556045, 1112090, 1159751, 2319502, 5798755, 8118257, 11597510, 16236514, 40591285, 81182570]

約数ペア:

[(1, 81182570), (2, 40591285), (5, 16236514), (7, 11597510), (10, 8118257), (14, 5798755), (35, 2319502), (70, 1159751), (73, 1112090), (146, 556045), (365, 222418), (511, 158870), (730, 111209), (1022, 79435), (2555, 31774), (5110, 15887)]