51819988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 103118400

約数和(自身を除く): 51298412

約数列:

[1, 2, 4, 11, 22, 43, 44, 61, 86, 122, 172, 244, 449, 473, 671, 898, 946, 1342, 1796, 1892, 2623, 2684, 4939, 5246, 9878, 10492, 19307, 19756, 27389, 28853, 38614, 54778, 57706, 77228, 109556, 115412, 212377, 301279, 424754, 602558, 849508, 1177727, 1205116, 2355454, 4710908, 12954997, 25909994, 51819988]

約数ペア:

[(1, 51819988), (2, 25909994), (4, 12954997), (11, 4710908), (22, 2355454), (43, 1205116), (44, 1177727), (61, 849508), (86, 602558), (122, 424754), (172, 301279), (244, 212377), (449, 115412), (473, 109556), (671, 77228), (898, 57706), (946, 54778), (1342, 38614), (1796, 28853), (1892, 27389), (2623, 19756), (2684, 19307), (4939, 10492), (5246, 9878)]