664261730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{22961}}^1$

素因数の和:23242

約数の個数: 32

約数和(自身を含む): 1309385088

約数和(自身を除く): 645123358

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263, 526, 1315, 2630, 2893, 5786, 14465, 22961, 28930, 45922, 114805, 229610, 252571, 505142, 1262855, 2525710, 6038743, 12077486, 30193715, 60387430, 66426173, 132852346, 332130865, 664261730]

約数ペア:

[(1, 664261730), (2, 332130865), (5, 132852346), (10, 66426173), (11, 60387430), (22, 30193715), (55, 12077486), (110, 6038743), (263, 2525710), (526, 1262855), (1315, 505142), (2630, 252571), (2893, 229610), (5786, 114805), (14465, 45922), (22961, 28930)]