66620476

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:878

約数の個数: 36

約数和(自身を含む): 127331400

約数和(自身を除く): 60710924

約数列:

[1, 2, 4, 13, 26, 52, 139, 169, 278, 338, 556, 676, 709, 1418, 1807, 2836, 3614, 7228, 9217, 18434, 23491, 36868, 46982, 93964, 98551, 119821, 197102, 239642, 394204, 479284, 1281163, 2562326, 5124652, 16655119, 33310238, 66620476]

約数ペア:

[(1, 66620476), (2, 33310238), (4, 16655119), (13, 5124652), (26, 2562326), (52, 1281163), (139, 479284), (169, 394204), (278, 239642), (338, 197102), (556, 119821), (676, 98551), (709, 93964), (1418, 46982), (1807, 36868), (2836, 23491), (3614, 18434), (7228, 9217)]