31664744

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 67184640

約数和(自身を除く): 35519896

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 53, 68, 92, 106, 136, 184, 191, 212, 382, 391, 424, 764, 782, 901, 1219, 1528, 1564, 1802, 2438, 3128, 3247, 3604, 4393, 4876, 6494, 7208, 8786, 9752, 10123, 12988, 17572, 20246, 20723, 25976, 35144, 40492, 41446, 74681, 80984, 82892, 149362, 165784, 172091, 232829, 298724, 344182, 465658, 597448, 688364, 931316, 1376728, 1862632, 3958093, 7916186, 15832372, 31664744]

約数ペア:

[(1, 31664744), (2, 15832372), (4, 7916186), (8, 3958093), (17, 1862632), (23, 1376728), (34, 931316), (46, 688364), (53, 597448), (68, 465658), (92, 344182), (106, 298724), (136, 232829), (184, 172091), (191, 165784), (212, 149362), (382, 82892), (391, 80984), (424, 74681), (764, 41446), (782, 40492), (901, 35144), (1219, 25976), (1528, 20723), (1564, 20246), (1802, 17572), (2438, 12988), (3128, 10123), (3247, 9752), (3604, 8786), (4393, 7208), (4876, 6494)]