204574990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{827}}^1\times {\mathrm{853}}^1$

素因数の和:1716

約数の個数: 32

約数和(自身を含む): 381840480

約数和(自身を除く): 177265490

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 827, 853, 1654, 1706, 4135, 4265, 8270, 8530, 23983, 24737, 47966, 49474, 119915, 123685, 239830, 247370, 705431, 1410862, 3527155, 7054310, 20457499, 40914998, 102287495, 204574990]

約数ペア:

[(1, 204574990), (2, 102287495), (5, 40914998), (10, 20457499), (29, 7054310), (58, 3527155), (145, 1410862), (290, 705431), (827, 247370), (853, 239830), (1654, 123685), (1706, 119915), (4135, 49474), (4265, 47966), (8270, 24737), (8530, 23983)]