54646720

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:845

約数の個数: 56

約数和(自身を含む): 130759200

約数和(自身を除く): 76112480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 439, 778, 878, 1556, 1756, 1945, 2195, 3112, 3512, 3890, 4390, 6224, 7024, 7780, 8780, 12448, 14048, 15560, 17560, 24896, 28096, 31120, 35120, 62240, 70240, 124480, 140480, 170771, 341542, 683084, 853855, 1366168, 1707710, 2732336, 3415420, 5464672, 6830840, 10929344, 13661680, 27323360, 54646720]

約数ペア:

[(1, 54646720), (2, 27323360), (4, 13661680), (5, 10929344), (8, 6830840), (10, 5464672), (16, 3415420), (20, 2732336), (32, 1707710), (40, 1366168), (64, 853855), (80, 683084), (160, 341542), (320, 170771), (389, 140480), (439, 124480), (778, 70240), (878, 62240), (1556, 35120), (1756, 31120), (1945, 28096), (2195, 24896), (3112, 17560), (3512, 15560), (3890, 14048), (4390, 12448), (6224, 8780), (7024, 7780)]