79875796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19949}}^1$

素因数の和:19984

約数の個数: 48

約数和(自身を含む): 187689600

約数和(自身を除く): 107813804

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 19949, 39898, 79796, 139643, 219439, 259337, 279286, 438878, 518674, 558572, 877756, 1037348, 1536073, 1815359, 2852707, 3072146, 3630718, 5705414, 6144292, 7261436, 11410828, 19968949, 39937898, 79875796]

約数ペア:

[(1, 79875796), (2, 39937898), (4, 19968949), (7, 11410828), (11, 7261436), (13, 6144292), (14, 5705414), (22, 3630718), (26, 3072146), (28, 2852707), (44, 1815359), (52, 1536073), (77, 1037348), (91, 877756), (143, 558572), (154, 518674), (182, 438878), (286, 279286), (308, 259337), (364, 219439), (572, 139643), (1001, 79796), (2002, 39898), (4004, 19949)]