82157864

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{991}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 158442240

約数和(自身を除く): 76284376

約数列:

[1, 2, 4, 8, 43, 86, 172, 241, 344, 482, 964, 991, 1928, 1982, 3964, 7928, 10363, 20726, 41452, 42613, 82904, 85226, 170452, 238831, 340904, 477662, 955324, 1910648, 10269733, 20539466, 41078932, 82157864]

約数ペア:

[(1, 82157864), (2, 41078932), (4, 20539466), (8, 10269733), (43, 1910648), (86, 955324), (172, 477662), (241, 340904), (344, 238831), (482, 170452), (964, 85226), (991, 82904), (1928, 42613), (1982, 41452), (3964, 20726), (7928, 10363)]