68500328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21247}}^1$

素因数の和:21297

約数の個数: 32

約数和(自身を含む): 142786560

約数和(自身を除く): 74286232

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 21247, 42494, 84988, 169976, 276211, 552422, 658657, 1104844, 1317314, 2209688, 2634628, 5269256, 8562541, 17125082, 34250164, 68500328]

約数ペア:

[(1, 68500328), (2, 34250164), (4, 17125082), (8, 8562541), (13, 5269256), (26, 2634628), (31, 2209688), (52, 1317314), (62, 1104844), (104, 658657), (124, 552422), (248, 276211), (403, 169976), (806, 84988), (1612, 42494), (3224, 21247)]