8145436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 15959496

約数和(自身を除く): 7814060

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 163, 326, 403, 652, 806, 961, 1612, 1922, 2119, 3844, 4238, 5053, 8476, 10106, 12493, 20212, 24986, 49972, 65689, 131378, 156643, 262756, 313286, 626572, 2036359, 4072718, 8145436]

約数ペア:

[(1, 8145436), (2, 4072718), (4, 2036359), (13, 626572), (26, 313286), (31, 262756), (52, 156643), (62, 131378), (124, 65689), (163, 49972), (326, 24986), (403, 20212), (652, 12493), (806, 10106), (961, 8476), (1612, 5053), (1922, 4238), (2119, 3844)]