68006720

素因数分解:

$2^6\times 5^1\times {\mathrm{461}}^2$

素因数の和:939

約数の個数: 42

約数和(自身を含む): 162293046

約数和(自身を除く): 94286326

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 461, 922, 1844, 2305, 3688, 4610, 7376, 9220, 14752, 18440, 29504, 36880, 73760, 147520, 212521, 425042, 850084, 1062605, 1700168, 2125210, 3400336, 4250420, 6800672, 8500840, 13601344, 17001680, 34003360, 68006720]

約数ペア:

[(1, 68006720), (2, 34003360), (4, 17001680), (5, 13601344), (8, 8500840), (10, 6800672), (16, 4250420), (20, 3400336), (32, 2125210), (40, 1700168), (64, 1062605), (80, 850084), (160, 425042), (320, 212521), (461, 147520), (922, 73760), (1844, 36880), (2305, 29504), (3688, 18440), (4610, 14752), (7376, 9220)]