80792458

素因数分解:

$2^1\times {\mathrm{53}}^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:378

約数の個数: 24

約数和(自身を含む): 125846028

約数和(自身を除く): 45053570

約数列:

[1, 2, 53, 73, 106, 146, 197, 394, 2809, 3869, 5618, 7738, 10441, 14381, 20882, 28762, 205057, 410114, 553373, 762193, 1106746, 1524386, 40396229, 80792458]

約数ペア:

[(1, 80792458), (2, 40396229), (53, 1524386), (73, 1106746), (106, 762193), (146, 553373), (197, 410114), (394, 205057), (2809, 28762), (3869, 20882), (5618, 14381), (7738, 10441)]