42561805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 63771840

約数和(自身を除く): 21210035

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 169, 209, 241, 247, 715, 845, 1045, 1205, 1235, 1859, 2651, 2717, 3133, 3211, 4579, 9295, 13255, 13585, 15665, 16055, 22895, 34463, 35321, 40729, 50369, 59527, 172315, 176605, 203645, 251845, 297635, 448019, 654797, 773851, 2240095, 3273985, 3869255, 8512361, 42561805]

約数ペア:

[(1, 42561805), (5, 8512361), (11, 3869255), (13, 3273985), (19, 2240095), (55, 773851), (65, 654797), (95, 448019), (143, 297635), (169, 251845), (209, 203645), (241, 176605), (247, 172315), (715, 59527), (845, 50369), (1045, 40729), (1205, 35321), (1235, 34463), (1859, 22895), (2651, 16055), (2717, 15665), (3133, 13585), (3211, 13255), (4579, 9295)]