68212940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{577}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 150316992

約数和(自身を除く): 82104052

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 257, 460, 514, 577, 1028, 1154, 1285, 2308, 2570, 2885, 5140, 5770, 5911, 11540, 11822, 13271, 23644, 26542, 29555, 53084, 59110, 66355, 118220, 132710, 148289, 265420, 296578, 593156, 741445, 1482890, 2965780, 3410647, 6821294, 13642588, 17053235, 34106470, 68212940]

約数ペア:

[(1, 68212940), (2, 34106470), (4, 17053235), (5, 13642588), (10, 6821294), (20, 3410647), (23, 2965780), (46, 1482890), (92, 741445), (115, 593156), (230, 296578), (257, 265420), (460, 148289), (514, 132710), (577, 118220), (1028, 66355), (1154, 59110), (1285, 53084), (2308, 29555), (2570, 26542), (2885, 23644), (5140, 13271), (5770, 11822), (5911, 11540)]