166290440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{41161}}^1$

素因数の和:41273

約数の個数: 32

約数和(自身を含む): 377867160

約数和(自身を除く): 211576720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 41161, 82322, 164644, 205805, 329288, 411610, 823220, 1646440, 4157261, 8314522, 16629044, 20786305, 33258088, 41572610, 83145220, 166290440]

約数ペア:

[(1, 166290440), (2, 83145220), (4, 41572610), (5, 33258088), (8, 20786305), (10, 16629044), (20, 8314522), (40, 4157261), (101, 1646440), (202, 823220), (404, 411610), (505, 329288), (808, 205805), (1010, 164644), (2020, 82322), (4040, 41161)]