68737720

素因数分解:

$2^3\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{1493}}^1$

素因数の和:2655

約数の個数: 32

約数和(自身を含む): 154897920

約数和(自身を除く): 86160200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1151, 1493, 2302, 2986, 4604, 5755, 5972, 7465, 9208, 11510, 11944, 14930, 23020, 29860, 46040, 59720, 1718443, 3436886, 6873772, 8592215, 13747544, 17184430, 34368860, 68737720]

約数ペア:

[(1, 68737720), (2, 34368860), (4, 17184430), (5, 13747544), (8, 8592215), (10, 6873772), (20, 3436886), (40, 1718443), (1151, 59720), (1493, 46040), (2302, 29860), (2986, 23020), (4604, 14930), (5755, 11944), (5972, 11510), (7465, 9208)]