64398065

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{641}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 78765696

約数和(自身を除く): 14367631

約数列:

[1, 5, 71, 283, 355, 641, 1415, 3205, 20093, 45511, 100465, 181403, 227555, 907015, 12879613, 64398065]

約数ペア:

[(1, 64398065), (5, 12879613), (71, 907015), (283, 227555), (355, 181403), (641, 100465), (1415, 45511), (3205, 20093)]