66668710

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 122458752

約数和(自身を除く): 55790042

約数列:

[1, 2, 5, 10, 73, 146, 271, 337, 365, 542, 674, 730, 1355, 1685, 2710, 3370, 19783, 24601, 39566, 49202, 91327, 98915, 123005, 182654, 197830, 246010, 456635, 913270, 6666871, 13333742, 33334355, 66668710]

約数ペア:

[(1, 66668710), (2, 33334355), (5, 13333742), (10, 6666871), (73, 913270), (146, 456635), (271, 246010), (337, 197830), (365, 182654), (542, 123005), (674, 98915), (730, 91327), (1355, 49202), (1685, 39566), (2710, 24601), (3370, 19783)]