18379075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 27560736

約数和(自身を除く): 9181661

約数列:

[1, 5, 11, 13, 25, 53, 55, 65, 97, 143, 265, 275, 325, 485, 583, 689, 715, 1067, 1261, 1325, 2425, 2915, 3445, 3575, 5141, 5335, 6305, 7579, 13871, 14575, 17225, 25705, 26675, 31525, 37895, 56551, 66833, 69355, 128525, 189475, 282755, 334165, 346775, 735163, 1413775, 1670825, 3675815, 18379075]

約数ペア:

[(1, 18379075), (5, 3675815), (11, 1670825), (13, 1413775), (25, 735163), (53, 346775), (55, 334165), (65, 282755), (97, 189475), (143, 128525), (265, 69355), (275, 66833), (325, 56551), (485, 37895), (583, 31525), (689, 26675), (715, 25705), (1067, 17225), (1261, 14575), (1325, 13871), (2425, 7579), (2915, 6305), (3445, 5335), (3575, 5141)]