251043952

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{563}}^1$

素因数の和:662

約数の個数: 60

約数和(自身を含む): 520848360

約数和(自身を除く): 269804408

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 563, 899, 961, 1126, 1798, 1922, 2252, 3596, 3844, 4504, 7192, 7688, 9008, 14384, 15376, 16327, 17453, 27869, 32654, 34906, 55738, 65308, 69812, 111476, 130616, 139624, 222952, 261232, 279248, 445904, 506137, 541043, 1012274, 1082086, 2024548, 2164172, 4049096, 4328344, 8098192, 8656688, 15690247, 31380494, 62760988, 125521976, 251043952]

約数ペア:

[(1, 251043952), (2, 125521976), (4, 62760988), (8, 31380494), (16, 15690247), (29, 8656688), (31, 8098192), (58, 4328344), (62, 4049096), (116, 2164172), (124, 2024548), (232, 1082086), (248, 1012274), (464, 541043), (496, 506137), (563, 445904), (899, 279248), (961, 261232), (1126, 222952), (1798, 139624), (1922, 130616), (2252, 111476), (3596, 69812), (3844, 65308), (4504, 55738), (7192, 34906), (7688, 32654), (9008, 27869), (14384, 17453), (15376, 16327)]