80807805

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2939}}^1$

素因数の和:3010

約数の個数: 48

約数和(自身を含む): 154103040

約数和(自身を除く): 73295235

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 117, 141, 195, 235, 423, 585, 611, 705, 1833, 2115, 2939, 3055, 5499, 8817, 9165, 14695, 26451, 27495, 38207, 44085, 114621, 132255, 138133, 191035, 343863, 414399, 573105, 690665, 1243197, 1719315, 1795729, 2071995, 5387187, 6215985, 8978645, 16161561, 26935935, 80807805]

約数ペア:

[(1, 80807805), (3, 26935935), (5, 16161561), (9, 8978645), (13, 6215985), (15, 5387187), (39, 2071995), (45, 1795729), (47, 1719315), (65, 1243197), (117, 690665), (141, 573105), (195, 414399), (235, 343863), (423, 191035), (585, 138133), (611, 132255), (705, 114621), (1833, 44085), (2115, 38207), (2939, 27495), (3055, 26451), (5499, 14695), (8817, 9165)]