54181985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{83}}^2$

素因数の和:206

約数の個数: 36

約数和(自身を含む): 77902356

約数和(自身を除く): 23720371

約数列:

[1, 5, 11, 13, 55, 65, 83, 121, 143, 415, 605, 715, 913, 1079, 1573, 4565, 5395, 6889, 7865, 10043, 11869, 34445, 50215, 59345, 75779, 89557, 130559, 378895, 447785, 652795, 833569, 985127, 4167845, 4925635, 10836397, 54181985]

約数ペア:

[(1, 54181985), (5, 10836397), (11, 4925635), (13, 4167845), (55, 985127), (65, 833569), (83, 652795), (121, 447785), (143, 378895), (415, 130559), (605, 89557), (715, 75779), (913, 59345), (1079, 50215), (1573, 34445), (4565, 11869), (5395, 10043), (6889, 7865)]