401800000016

素因数分解:

$2^4\times {\mathrm{25112500001}}^1$

素因数の和:25112500009

約数の個数: 10

約数和(自身を含む): 778487500062

約数和(自身を除く): 376687500046

約数列:

[1, 2, 4, 8, 16, 25112500001, 50225000002, 100450000004, 200900000008, 401800000016]

約数ペア:

[(1, 401800000016), (2, 200900000008), (4, 100450000004), (8, 50225000002), (16, 25112500001)]