51884440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 123832800

約数和(自身を除く): 71948360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 233, 293, 380, 466, 586, 760, 932, 1165, 1172, 1465, 1864, 2330, 2344, 2930, 4427, 4660, 5567, 5860, 8854, 9320, 11134, 11720, 17708, 22135, 22268, 27835, 35416, 44270, 44536, 55670, 68269, 88540, 111340, 136538, 177080, 222680, 273076, 341345, 546152, 682690, 1297111, 1365380, 2594222, 2730760, 5188444, 6485555, 10376888, 12971110, 25942220, 51884440]

約数ペア:

[(1, 51884440), (2, 25942220), (4, 12971110), (5, 10376888), (8, 6485555), (10, 5188444), (19, 2730760), (20, 2594222), (38, 1365380), (40, 1297111), (76, 682690), (95, 546152), (152, 341345), (190, 273076), (233, 222680), (293, 177080), (380, 136538), (466, 111340), (586, 88540), (760, 68269), (932, 55670), (1165, 44536), (1172, 44270), (1465, 35416), (1864, 27835), (2330, 22268), (2344, 22135), (2930, 17708), (4427, 11720), (4660, 11134), (5567, 9320), (5860, 8854)]