25402664

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6389}}^1$

素因数の和:6473

約数の個数: 32

約数和(自身を含む): 55209600

約数和(自身を除く): 29806936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 6389, 12778, 25556, 44723, 51112, 89446, 178892, 357784, 453619, 907238, 1814476, 3175333, 3628952, 6350666, 12701332, 25402664]

約数ペア:

[(1, 25402664), (2, 12701332), (4, 6350666), (7, 3628952), (8, 3175333), (14, 1814476), (28, 907238), (56, 453619), (71, 357784), (142, 178892), (284, 89446), (497, 51112), (568, 44723), (994, 25556), (1988, 12778), (3976, 6389)]