82020008

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 182044800

約数和(自身を除く): 100024792

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 139, 164, 257, 278, 287, 328, 514, 556, 574, 973, 1028, 1112, 1148, 1799, 1946, 2056, 2296, 3598, 3892, 5699, 7196, 7784, 10537, 11398, 14392, 21074, 22796, 35723, 39893, 42148, 45592, 71446, 73759, 79786, 84296, 142892, 147518, 159572, 250061, 285784, 295036, 319144, 500122, 590072, 1000244, 1464643, 2000488, 2929286, 5858572, 10252501, 11717144, 20505002, 41010004, 82020008]

約数ペア:

[(1, 82020008), (2, 41010004), (4, 20505002), (7, 11717144), (8, 10252501), (14, 5858572), (28, 2929286), (41, 2000488), (56, 1464643), (82, 1000244), (139, 590072), (164, 500122), (257, 319144), (278, 295036), (287, 285784), (328, 250061), (514, 159572), (556, 147518), (574, 142892), (973, 84296), (1028, 79786), (1112, 73759), (1148, 71446), (1799, 45592), (1946, 42148), (2056, 39893), (2296, 35723), (3598, 22796), (3892, 21074), (5699, 14392), (7196, 11398), (7784, 10537)]