80969955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 147806208

約数和(自身を除く): 66836253

約数列:

[1, 3, 5, 11, 15, 33, 47, 53, 55, 141, 159, 165, 197, 235, 265, 517, 583, 591, 705, 795, 985, 1551, 1749, 2167, 2491, 2585, 2915, 2955, 6501, 7473, 7755, 8745, 9259, 10441, 10835, 12455, 27401, 27777, 31323, 32505, 37365, 46295, 52205, 82203, 101849, 114851, 137005, 138885, 156615, 305547, 344553, 411015, 490727, 509245, 574255, 1472181, 1527735, 1722765, 2453635, 5397997, 7360905, 16193991, 26989985, 80969955]

約数ペア:

[(1, 80969955), (3, 26989985), (5, 16193991), (11, 7360905), (15, 5397997), (33, 2453635), (47, 1722765), (53, 1527735), (55, 1472181), (141, 574255), (159, 509245), (165, 490727), (197, 411015), (235, 344553), (265, 305547), (517, 156615), (583, 138885), (591, 137005), (705, 114851), (795, 101849), (985, 82203), (1551, 52205), (1749, 46295), (2167, 37365), (2491, 32505), (2585, 31323), (2915, 27777), (2955, 27401), (6501, 12455), (7473, 10835), (7755, 10441), (8745, 9259)]