85865235220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1\times {\mathrm{223969}}^1$

素因数の和:224668

約数の個数: 48

約数和(自身を含む): 186817856400

約数和(自身を除く): 100952621180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 661, 1322, 2644, 3305, 6610, 13220, 19169, 38338, 76676, 95845, 191690, 223969, 383380, 447938, 895876, 1119845, 2239690, 4479380, 6495101, 12990202, 25980404, 32475505, 64951010, 129902020, 148043509, 296087018, 592174036, 740217545, 1480435090, 2960870180, 4293261761, 8586523522, 17173047044, 21466308805, 42932617610, 85865235220]

約数ペア:

[(1, 85865235220), (2, 42932617610), (4, 21466308805), (5, 17173047044), (10, 8586523522), (20, 4293261761), (29, 2960870180), (58, 1480435090), (116, 740217545), (145, 592174036), (290, 296087018), (580, 148043509), (661, 129902020), (1322, 64951010), (2644, 32475505), (3305, 25980404), (6610, 12990202), (13220, 6495101), (19169, 4479380), (38338, 2239690), (76676, 1119845), (95845, 895876), (191690, 447938), (223969, 383380)]