200087900

素因数分解:

$2^2\times 5^2\times {\mathrm{509}}^1\times {\mathrm{3931}}^1$

素因数の和:4454

約数の個数: 36

約数和(自身を含む): 435154440

約数和(自身を除く): 235066540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 509, 1018, 2036, 2545, 3931, 5090, 7862, 10180, 12725, 15724, 19655, 25450, 39310, 50900, 78620, 98275, 196550, 393100, 2000879, 4001758, 8003516, 10004395, 20008790, 40017580, 50021975, 100043950, 200087900]

約数ペア:

[(1, 200087900), (2, 100043950), (4, 50021975), (5, 40017580), (10, 20008790), (20, 10004395), (25, 8003516), (50, 4001758), (100, 2000879), (509, 393100), (1018, 196550), (2036, 98275), (2545, 78620), (3931, 50900), (5090, 39310), (7862, 25450), (10180, 19655), (12725, 15724)]