72019938055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{80191}}^1$

素因数の和:80587

約数の個数: 32

約数和(自身を含む): 95626073088

約数和(自身を除く): 23606135033

約数列:

[1, 5, 13, 41, 65, 205, 337, 533, 1685, 2665, 4381, 13817, 21905, 69085, 80191, 179621, 400955, 898105, 1042483, 3287831, 5212415, 16439155, 27024367, 42741803, 135121835, 213709015, 351316771, 1107999047, 1756583855, 5539995235, 14403987611, 72019938055]

約数ペア:

[(1, 72019938055), (5, 14403987611), (13, 5539995235), (41, 1756583855), (65, 1107999047), (205, 351316771), (337, 213709015), (533, 135121835), (1685, 42741803), (2665, 27024367), (4381, 16439155), (13817, 5212415), (21905, 3287831), (69085, 1042483), (80191, 898105), (179621, 400955)]