289509230

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{821}}^1$

素因数の和:1204

約数の個数: 32

約数和(自身を含む): 527329440

約数和(自身を除く): 237820210

約数列:

[1, 2, 5, 10, 179, 197, 358, 394, 821, 895, 985, 1642, 1790, 1970, 4105, 8210, 35263, 70526, 146959, 161737, 176315, 293918, 323474, 352630, 734795, 808685, 1469590, 1617370, 28950923, 57901846, 144754615, 289509230]

約数ペア:

[(1, 289509230), (2, 144754615), (5, 57901846), (10, 28950923), (179, 1617370), (197, 1469590), (358, 808685), (394, 734795), (821, 352630), (895, 323474), (985, 293918), (1642, 176315), (1790, 161737), (1970, 146959), (4105, 70526), (8210, 35263)]