66832580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{32443}}^1$

素因数の和:32555

約数の個数: 24

約数和(自身を含む): 141715392

約数和(自身を除く): 74882812

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 32443, 64886, 129772, 162215, 324430, 648860, 3341629, 6683258, 13366516, 16708145, 33416290, 66832580]

約数ペア:

[(1, 66832580), (2, 33416290), (4, 16708145), (5, 13366516), (10, 6683258), (20, 3341629), (103, 648860), (206, 324430), (412, 162215), (515, 129772), (1030, 64886), (2060, 32443)]