68507905

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{7879}}^1$

素因数の和:7968

約数の個数: 16

約数和(自身を含む): 86238720

約数和(自身を除く): 17730815

約数列:

[1, 5, 37, 47, 185, 235, 1739, 7879, 8695, 39395, 291523, 370313, 1457615, 1851565, 13701581, 68507905]

約数ペア:

[(1, 68507905), (5, 13701581), (37, 1851565), (47, 1457615), (185, 370313), (235, 291523), (1739, 39395), (7879, 8695)]