80856845

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{701}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 109175040

約数和(自身を除く): 28318195

約数列:

[1, 5, 17, 23, 59, 85, 115, 295, 391, 701, 1003, 1357, 1955, 3505, 5015, 6785, 11917, 16123, 23069, 41359, 59585, 80615, 115345, 206795, 274091, 703103, 951257, 1370455, 3515515, 4756285, 16171369, 80856845]

約数ペア:

[(1, 80856845), (5, 16171369), (17, 4756285), (23, 3515515), (59, 1370455), (85, 951257), (115, 703103), (295, 274091), (391, 206795), (701, 115345), (1003, 80615), (1357, 59585), (1955, 41359), (3505, 23069), (5015, 16123), (6785, 11917)]