80898805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{8353}}^1$

素因数の和:8520

約数の個数: 16

約数和(自身を含む): 105260400

約数和(自身を除く): 24361595

約数列:

[1, 5, 13, 65, 149, 745, 1937, 8353, 9685, 41765, 108589, 542945, 1244597, 6222985, 16179761, 80898805]

約数ペア:

[(1, 80898805), (5, 16179761), (13, 6222985), (65, 1244597), (149, 542945), (745, 108589), (1937, 41765), (8353, 9685)]