80338970

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{77999}}^1$

素因数の和:78109

約数の個数: 16

約数和(自身を含む): 146016000

約数和(自身を除く): 65677030

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 77999, 155998, 389995, 779990, 8033897, 16067794, 40169485, 80338970]

約数ペア:

[(1, 80338970), (2, 40169485), (5, 16067794), (10, 8033897), (103, 779990), (206, 389995), (515, 155998), (1030, 77999)]