66786265

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1613}}^1$

素因数の和:1658

約数の個数: 36

約数和(自身を含む): 101013804

約数和(自身を除く): 34227539

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 245, 455, 637, 845, 1183, 1613, 3185, 5915, 8065, 8281, 11291, 20969, 41405, 56455, 79037, 104845, 146783, 272597, 395185, 733915, 1027481, 1362985, 1908179, 5137405, 9540895, 13357253, 66786265]

約数ペア:

[(1, 66786265), (5, 13357253), (7, 9540895), (13, 5137405), (35, 1908179), (49, 1362985), (65, 1027481), (91, 733915), (169, 395185), (245, 272597), (455, 146783), (637, 104845), (845, 79037), (1183, 56455), (1613, 41405), (3185, 20969), (5915, 11291), (8065, 8281)]