65489865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1931}}^1$

素因数の和:1982

約数の個数: 64

約数和(自身を含む): 133539840

約数和(自身を除く): 68049975

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 51, 57, 85, 95, 105, 119, 133, 255, 285, 323, 357, 399, 595, 665, 969, 1615, 1785, 1931, 1995, 2261, 4845, 5793, 6783, 9655, 11305, 13517, 28965, 32827, 33915, 36689, 40551, 67585, 98481, 110067, 164135, 183445, 202755, 229789, 256823, 492405, 550335, 623713, 689367, 770469, 1148945, 1284115, 1871139, 3118565, 3446835, 3852345, 4365991, 9355695, 13097973, 21829955, 65489865]

約数ペア:

[(1, 65489865), (3, 21829955), (5, 13097973), (7, 9355695), (15, 4365991), (17, 3852345), (19, 3446835), (21, 3118565), (35, 1871139), (51, 1284115), (57, 1148945), (85, 770469), (95, 689367), (105, 623713), (119, 550335), (133, 492405), (255, 256823), (285, 229789), (323, 202755), (357, 183445), (399, 164135), (595, 110067), (665, 98481), (969, 67585), (1615, 40551), (1785, 36689), (1931, 33915), (1995, 32827), (2261, 28965), (4845, 13517), (5793, 11305), (6783, 9655)]