71277248

素因数分解:

$2^6\times 7^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1$

素因数の和:817

約数の個数: 56

約数和(自身を含む): 162458400

約数和(自身を除く): 91181152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 389, 409, 448, 778, 818, 1556, 1636, 2723, 2863, 3112, 3272, 5446, 5726, 6224, 6544, 10892, 11452, 12448, 13088, 21784, 22904, 24896, 26176, 43568, 45808, 87136, 91616, 159101, 174272, 183232, 318202, 636404, 1113707, 1272808, 2227414, 2545616, 4454828, 5091232, 8909656, 10182464, 17819312, 35638624, 71277248]

約数ペア:

[(1, 71277248), (2, 35638624), (4, 17819312), (7, 10182464), (8, 8909656), (14, 5091232), (16, 4454828), (28, 2545616), (32, 2227414), (56, 1272808), (64, 1113707), (112, 636404), (224, 318202), (389, 183232), (409, 174272), (448, 159101), (778, 91616), (818, 87136), (1556, 45808), (1636, 43568), (2723, 26176), (2863, 24896), (3112, 22904), (3272, 21784), (5446, 13088), (5726, 12448), (6224, 11452), (6544, 10892)]