8708486900

素因数分解:

$2^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{439}}^1\times {\mathrm{1217}}^1$

素因数の和:1833

約数の個数: 72

約数和(自身を含む): 19072320960

約数和(自身を除く): 10363834060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 163, 326, 439, 652, 815, 878, 1217, 1630, 1756, 2195, 2434, 3260, 4075, 4390, 4868, 6085, 8150, 8780, 10975, 12170, 16300, 21950, 24340, 30425, 43900, 60850, 71557, 121700, 143114, 198371, 286228, 357785, 396742, 534263, 715570, 793484, 991855, 1068526, 1431140, 1788925, 1983710, 2137052, 2671315, 3577850, 3967420, 4959275, 5342630, 7155700, 9918550, 10685260, 13356575, 19837100, 26713150, 53426300, 87084869, 174169738, 348339476, 435424345, 870848690, 1741697380, 2177121725, 4354243450, 8708486900]

約数ペア:

[(1, 8708486900), (2, 4354243450), (4, 2177121725), (5, 1741697380), (10, 870848690), (20, 435424345), (25, 348339476), (50, 174169738), (100, 87084869), (163, 53426300), (326, 26713150), (439, 19837100), (652, 13356575), (815, 10685260), (878, 9918550), (1217, 7155700), (1630, 5342630), (1756, 4959275), (2195, 3967420), (2434, 3577850), (3260, 2671315), (4075, 2137052), (4390, 1983710), (4868, 1788925), (6085, 1431140), (8150, 1068526), (8780, 991855), (10975, 793484), (12170, 715570), (16300, 534263), (21950, 396742), (24340, 357785), (30425, 286228), (43900, 198371), (60850, 143114), (71557, 121700)]