77981930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{12763}}^1$

素因数の和:12830

約数の個数: 32

約数和(自身を含む): 154393344

約数和(自身を除く): 76411414

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 12763, 25526, 63815, 127630, 165919, 331838, 599861, 829595, 1199722, 1659190, 2999305, 5998610, 7798193, 15596386, 38990965, 77981930]

約数ペア:

[(1, 77981930), (2, 38990965), (5, 15596386), (10, 7798193), (13, 5998610), (26, 2999305), (47, 1659190), (65, 1199722), (94, 829595), (130, 599861), (235, 331838), (470, 165919), (611, 127630), (1222, 63815), (3055, 25526), (6110, 12763)]