211672972240

素因数分解:

$2^4\times 5^1\times {\mathrm{2645912153}}^1$

素因数の和:2645912166

約数の個数: 20

約数和(自身を含む): 492139660644

約数和(自身を除く): 280466688404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2645912153, 5291824306, 10583648612, 13229560765, 21167297224, 26459121530, 42334594448, 52918243060, 105836486120, 211672972240]

約数ペア:

[(1, 211672972240), (2, 105836486120), (4, 52918243060), (5, 42334594448), (8, 26459121530), (10, 21167297224), (16, 13229560765), (20, 10583648612), (40, 5291824306), (80, 2645912153)]