199796690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{3557}}^1$

素因数の和:3742

約数の個数: 32

約数和(自身を含む): 371199024

約数和(自身を除く): 171402334

約数列:

[1, 2, 5, 10, 41, 82, 137, 205, 274, 410, 685, 1370, 3557, 5617, 7114, 11234, 17785, 28085, 35570, 56170, 145837, 291674, 487309, 729185, 974618, 1458370, 2436545, 4873090, 19979669, 39959338, 99898345, 199796690]

約数ペア:

[(1, 199796690), (2, 99898345), (5, 39959338), (10, 19979669), (41, 4873090), (82, 2436545), (137, 1458370), (205, 974618), (274, 729185), (410, 487309), (685, 291674), (1370, 145837), (3557, 56170), (5617, 35570), (7114, 28085), (11234, 17785)]