64712284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 140492800

約数和(自身を除く): 75780516

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 139, 182, 278, 364, 556, 973, 1279, 1807, 1946, 2558, 3614, 3892, 5116, 7228, 8953, 12649, 16627, 17906, 25298, 33254, 35812, 50596, 66508, 116389, 177781, 232778, 355562, 465556, 711124, 1244467, 2311153, 2488934, 4622306, 4977868, 9244612, 16178071, 32356142, 64712284]

約数ペア:

[(1, 64712284), (2, 32356142), (4, 16178071), (7, 9244612), (13, 4977868), (14, 4622306), (26, 2488934), (28, 2311153), (52, 1244467), (91, 711124), (139, 465556), (182, 355562), (278, 232778), (364, 177781), (556, 116389), (973, 66508), (1279, 50596), (1807, 35812), (1946, 33254), (2558, 25298), (3614, 17906), (3892, 16627), (5116, 12649), (7228, 8953)]