51513220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5711}}^1$

素因数の和:5772

約数の個数: 48

約数和(自身を含む): 120911616

約数和(自身を除く): 69398396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 5711, 9020, 11422, 22844, 28555, 57110, 62821, 114220, 125642, 234151, 251284, 314105, 468302, 628210, 936604, 1170755, 1256420, 2341510, 2575661, 4683020, 5151322, 10302644, 12878305, 25756610, 51513220]

約数ペア:

[(1, 51513220), (2, 25756610), (4, 12878305), (5, 10302644), (10, 5151322), (11, 4683020), (20, 2575661), (22, 2341510), (41, 1256420), (44, 1170755), (55, 936604), (82, 628210), (110, 468302), (164, 314105), (205, 251284), (220, 234151), (410, 125642), (451, 114220), (820, 62821), (902, 57110), (1804, 28555), (2255, 22844), (4510, 11422), (5711, 9020)]