161159210

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{203999}}^1$

素因数の和:204085

約数の個数: 16

約数和(自身を含む): 293760000

約数和(自身を除く): 132600790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 203999, 407998, 1019995, 2039990, 16115921, 32231842, 80579605, 161159210]

約数ペア:

[(1, 161159210), (2, 80579605), (5, 32231842), (10, 16115921), (79, 2039990), (158, 1019995), (395, 407998), (790, 203999)]