256565990

素因数分解:

$2^1\times 5^1\times {\mathrm{1699}}^1\times {\mathrm{15101}}^1$

素因数の和:16807

約数の個数: 16

約数和(自身を含む): 462121200

約数和(自身を除く): 205555210

約数列:

[1, 2, 5, 10, 1699, 3398, 8495, 15101, 16990, 30202, 75505, 151010, 25656599, 51313198, 128282995, 256565990]

約数ペア:

[(1, 256565990), (2, 128282995), (5, 51313198), (10, 25656599), (1699, 151010), (3398, 75505), (8495, 30202), (15101, 16990)]