68507504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1039}}^1$

素因数の和:1377

約数の個数: 40

約数和(自身を含む): 143532480

約数和(自身を除く): 75024976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 317, 634, 1039, 1268, 2078, 2536, 4121, 4156, 5072, 8242, 8312, 13507, 16484, 16624, 27014, 32968, 54028, 65936, 108056, 216112, 329363, 658726, 1317452, 2634904, 4281719, 5269808, 8563438, 17126876, 34253752, 68507504]

約数ペア:

[(1, 68507504), (2, 34253752), (4, 17126876), (8, 8563438), (13, 5269808), (16, 4281719), (26, 2634904), (52, 1317452), (104, 658726), (208, 329363), (317, 216112), (634, 108056), (1039, 65936), (1268, 54028), (2078, 32968), (2536, 27014), (4121, 16624), (4156, 16484), (5072, 13507), (8242, 8312)]