198043600

素因数分解:

$2^4\times 5^2\times {\mathrm{495109}}^1$

素因数の和:495127

約数の個数: 30

約数和(自身を含む): 475800710

約数和(自身を除く): 277757110

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 495109, 990218, 1980436, 2475545, 3960872, 4951090, 7921744, 9902180, 12377725, 19804360, 24755450, 39608720, 49510900, 99021800, 198043600]

約数ペア:

[(1, 198043600), (2, 99021800), (4, 49510900), (5, 39608720), (8, 24755450), (10, 19804360), (16, 12377725), (20, 9902180), (25, 7921744), (40, 4951090), (50, 3960872), (80, 2475545), (100, 1980436), (200, 990218), (400, 495109)]