75389980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{91939}}^1$

素因数の和:91989

約数の個数: 24

約数和(自身を含む): 162182160

約数和(自身を除く): 86792180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 91939, 183878, 367756, 459695, 919390, 1838780, 3769499, 7538998, 15077996, 18847495, 37694990, 75389980]

約数ペア:

[(1, 75389980), (2, 37694990), (4, 18847495), (5, 15077996), (10, 7538998), (20, 3769499), (41, 1838780), (82, 919390), (164, 459695), (205, 367756), (410, 183878), (820, 91939)]