157981610

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{385321}}^1$

素因数の和:385369

約数の個数: 16

約数和(自身を含む): 291303432

約数和(自身を除く): 133321822

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 385321, 770642, 1926605, 3853210, 15798161, 31596322, 78990805, 157981610]

約数ペア:

[(1, 157981610), (2, 78990805), (5, 31596322), (10, 15798161), (41, 3853210), (82, 1926605), (205, 770642), (410, 385321)]