80539810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619537}}^1$

素因数の和:619557

約数の個数: 16

約数和(自身を含む): 156123576

約数和(自身を除く): 75583766

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 619537, 1239074, 3097685, 6195370, 8053981, 16107962, 40269905, 80539810]

約数ペア:

[(1, 80539810), (2, 40269905), (5, 16107962), (10, 8053981), (13, 6195370), (26, 3097685), (65, 1239074), (130, 619537)]