66934520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{20161}}^1$

素因数の和:20255

約数の個数: 32

約数和(自身を含む): 152424720

約数和(自身を除く): 85490200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 20161, 40322, 80644, 100805, 161288, 201610, 403220, 806440, 1673363, 3346726, 6693452, 8366815, 13386904, 16733630, 33467260, 66934520]

約数ペア:

[(1, 66934520), (2, 33467260), (4, 16733630), (5, 13386904), (8, 8366815), (10, 6693452), (20, 3346726), (40, 1673363), (83, 806440), (166, 403220), (332, 201610), (415, 161288), (664, 100805), (830, 80644), (1660, 40322), (3320, 20161)]