74282680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{947}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 175076640

約数和(自身を除く): 100793960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 370, 424, 530, 740, 947, 1060, 1480, 1894, 1961, 2120, 3788, 3922, 4735, 7576, 7844, 9470, 9805, 15688, 18940, 19610, 35039, 37880, 39220, 50191, 70078, 78440, 100382, 140156, 175195, 200764, 250955, 280312, 350390, 401528, 501910, 700780, 1003820, 1401560, 1857067, 2007640, 3714134, 7428268, 9285335, 14856536, 18570670, 37141340, 74282680]

約数ペア:

[(1, 74282680), (2, 37141340), (4, 18570670), (5, 14856536), (8, 9285335), (10, 7428268), (20, 3714134), (37, 2007640), (40, 1857067), (53, 1401560), (74, 1003820), (106, 700780), (148, 501910), (185, 401528), (212, 350390), (265, 280312), (296, 250955), (370, 200764), (424, 175195), (530, 140156), (740, 100382), (947, 78440), (1060, 70078), (1480, 50191), (1894, 39220), (1961, 37880), (2120, 35039), (3788, 19610), (3922, 18940), (4735, 15688), (7576, 9805), (7844, 9470)]