201782945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1434

約数の個数: 64

約数和(自身を含む): 332398080

約数和(自身を除く): 130615135

約数列:

[1, 5, 7, 13, 17, 19, 35, 65, 85, 91, 95, 119, 133, 221, 247, 323, 455, 595, 665, 1105, 1235, 1373, 1547, 1615, 1729, 2261, 4199, 6865, 7735, 8645, 9611, 11305, 17849, 20995, 23341, 26087, 29393, 48055, 89245, 116705, 124943, 130435, 146965, 163387, 182609, 303433, 339131, 443479, 624715, 816935, 913045, 1517165, 1695655, 2124031, 2217395, 2373917, 3104353, 5765227, 10620155, 11869585, 15521765, 28826135, 40356589, 201782945]

約数ペア:

[(1, 201782945), (5, 40356589), (7, 28826135), (13, 15521765), (17, 11869585), (19, 10620155), (35, 5765227), (65, 3104353), (85, 2373917), (91, 2217395), (95, 2124031), (119, 1695655), (133, 1517165), (221, 913045), (247, 816935), (323, 624715), (455, 443479), (595, 339131), (665, 303433), (1105, 182609), (1235, 163387), (1373, 146965), (1547, 130435), (1615, 124943), (1729, 116705), (2261, 89245), (4199, 48055), (6865, 29393), (7735, 26087), (8645, 23341), (9611, 20995), (11305, 17849)]