68659745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1283}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 103541760

約数和(自身を除く): 34882015

約数列:

[1, 5, 7, 11, 35, 55, 77, 139, 385, 695, 973, 1283, 1529, 4865, 6415, 7645, 8981, 10703, 14113, 44905, 53515, 70565, 98791, 178337, 493955, 891685, 1248359, 1961707, 6241795, 9808535, 13731949, 68659745]

約数ペア:

[(1, 68659745), (5, 13731949), (7, 9808535), (11, 6241795), (35, 1961707), (55, 1248359), (77, 891685), (139, 493955), (385, 178337), (695, 98791), (973, 70565), (1283, 53515), (1529, 44905), (4865, 14113), (6415, 10703), (7645, 8981)]