205121158865

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1\times {\mathrm{257123}}^1$

素因数の和:258149

約数の個数: 32

約数和(自身を含む): 293837193216

約数和(自身を除く): 88716034351

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 991, 4955, 6937, 22793, 34685, 113965, 159551, 257123, 797755, 1285615, 1799861, 5913829, 8999305, 29569145, 41396803, 206984015, 254808893, 1274044465, 1783662251, 5860604539, 8918311255, 29303022695, 41024231773, 205121158865]

約数ペア:

[(1, 205121158865), (5, 41024231773), (7, 29303022695), (23, 8918311255), (35, 5860604539), (115, 1783662251), (161, 1274044465), (805, 254808893), (991, 206984015), (4955, 41396803), (6937, 29569145), (22793, 8999305), (34685, 5913829), (113965, 1799861), (159551, 1285615), (257123, 797755)]