20565527055

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1\times {\mathrm{463}}^1$

素因数の和:960

約数の個数: 64

約数和(自身を含む): 33788405760

約数和(自身を除く): 13222878705

約数列:

[1, 3, 5, 15, 67, 193, 201, 229, 335, 463, 579, 687, 965, 1005, 1145, 1389, 2315, 2895, 3435, 6945, 12931, 15343, 31021, 38793, 44197, 46029, 64655, 76715, 89359, 93063, 106027, 132591, 155105, 193965, 220985, 230145, 268077, 318081, 446795, 465315, 530135, 662955, 1340385, 1590405, 2961199, 5987053, 7103809, 8883597, 14805995, 17961159, 20463211, 21311427, 29935265, 35519045, 44417985, 61389633, 89805795, 102316055, 106557135, 306948165, 1371035137, 4113105411, 6855175685, 20565527055]

約数ペア:

[(1, 20565527055), (3, 6855175685), (5, 4113105411), (15, 1371035137), (67, 306948165), (193, 106557135), (201, 102316055), (229, 89805795), (335, 61389633), (463, 44417985), (579, 35519045), (687, 29935265), (965, 21311427), (1005, 20463211), (1145, 17961159), (1389, 14805995), (2315, 8883597), (2895, 7103809), (3435, 5987053), (6945, 2961199), (12931, 1590405), (15343, 1340385), (31021, 662955), (38793, 530135), (44197, 465315), (46029, 446795), (64655, 318081), (76715, 268077), (89359, 230145), (93063, 220985), (106027, 193965), (132591, 155105)]