80976005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{77489}}^1$

素因数の和:77524

約数の個数: 16

約数和(自身を含む): 111585600

約数和(自身を除く): 30609595

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 77489, 387445, 852379, 1472291, 4261895, 7361455, 16195201, 80976005]

約数ペア:

[(1, 80976005), (5, 16195201), (11, 7361455), (19, 4261895), (55, 1472291), (95, 852379), (209, 387445), (1045, 77489)]