68670170

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 125798400

約数和(自身を除く): 57128230

約数列:

[1, 2, 5, 10, 127, 139, 254, 278, 389, 635, 695, 778, 1270, 1390, 1945, 3890, 17653, 35306, 49403, 54071, 88265, 98806, 108142, 176530, 247015, 270355, 494030, 540710, 6867017, 13734034, 34335085, 68670170]

約数ペア:

[(1, 68670170), (2, 34335085), (5, 13734034), (10, 6867017), (127, 540710), (139, 494030), (254, 270355), (278, 247015), (389, 176530), (635, 108142), (695, 98806), (778, 88265), (1270, 54071), (1390, 49403), (1945, 35306), (3890, 17653)]