80491515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{24281}}^1$

素因数の和:24319

約数の個数: 32

約数和(自身を含む): 146857536

約数和(自身を除く): 66366021

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 24281, 72843, 121405, 315653, 364215, 412777, 946959, 1238331, 1578265, 2063885, 4734795, 5366101, 6191655, 16098303, 26830505, 80491515]

約数ペア:

[(1, 80491515), (3, 26830505), (5, 16098303), (13, 6191655), (15, 5366101), (17, 4734795), (39, 2063885), (51, 1578265), (65, 1238331), (85, 946959), (195, 412777), (221, 364215), (255, 315653), (663, 121405), (1105, 72843), (3315, 24281)]