208760695

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 314818560

約数和(自身を除く): 106057865

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 121, 127, 143, 209, 247, 605, 635, 715, 1045, 1235, 1331, 1397, 1573, 1651, 2299, 2413, 2717, 6655, 6985, 7865, 8255, 11495, 12065, 13585, 15367, 17303, 18161, 25289, 26543, 29887, 31369, 76835, 86515, 90805, 126445, 132715, 149435, 156845, 169037, 199771, 291973, 328757, 345059, 845185, 998855, 1459865, 1643785, 1725295, 2197481, 3211703, 3795649, 10987405, 16058515, 18978245, 41752139, 208760695]

約数ペア:

[(1, 208760695), (5, 41752139), (11, 18978245), (13, 16058515), (19, 10987405), (55, 3795649), (65, 3211703), (95, 2197481), (121, 1725295), (127, 1643785), (143, 1459865), (209, 998855), (247, 845185), (605, 345059), (635, 328757), (715, 291973), (1045, 199771), (1235, 169037), (1331, 156845), (1397, 149435), (1573, 132715), (1651, 126445), (2299, 90805), (2413, 86515), (2717, 76835), (6655, 31369), (6985, 29887), (7865, 26543), (8255, 25289), (11495, 18161), (12065, 17303), (13585, 15367)]