66243980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{853}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 152367264

約数和(自身を除く): 86123284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 353, 706, 853, 1412, 1706, 1765, 3412, 3530, 3883, 4265, 7060, 7766, 8530, 9383, 15532, 17060, 18766, 19415, 37532, 38830, 46915, 77660, 93830, 187660, 301109, 602218, 1204436, 1505545, 3011090, 3312199, 6022180, 6624398, 13248796, 16560995, 33121990, 66243980]

約数ペア:

[(1, 66243980), (2, 33121990), (4, 16560995), (5, 13248796), (10, 6624398), (11, 6022180), (20, 3312199), (22, 3011090), (44, 1505545), (55, 1204436), (110, 602218), (220, 301109), (353, 187660), (706, 93830), (853, 77660), (1412, 46915), (1706, 38830), (1765, 37532), (3412, 19415), (3530, 18766), (3883, 17060), (4265, 15532), (7060, 9383), (7766, 8530)]