204598900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:530

約数の個数: 108

約数和(自身を含む): 502296844

約数和(自身を除く): 297697944

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 121, 148, 185, 220, 242, 275, 370, 407, 457, 484, 550, 605, 740, 814, 914, 925, 1100, 1210, 1628, 1828, 1850, 2035, 2285, 2420, 3025, 3700, 4070, 4477, 4570, 5027, 6050, 8140, 8954, 9140, 10054, 10175, 11425, 12100, 16909, 17908, 20108, 20350, 22385, 22850, 25135, 33818, 40700, 44770, 45700, 50270, 55297, 67636, 84545, 89540, 100540, 110594, 111925, 125675, 169090, 185999, 221188, 223850, 251350, 276485, 338180, 371998, 422725, 447700, 502700, 552970, 743996, 845450, 929995, 1105940, 1382425, 1690900, 1859990, 2045989, 2764850, 3719980, 4091978, 4649975, 5529700, 8183956, 9299950, 10229945, 18599900, 20459890, 40919780, 51149725, 102299450, 204598900]

約数ペア:

[(1, 204598900), (2, 102299450), (4, 51149725), (5, 40919780), (10, 20459890), (11, 18599900), (20, 10229945), (22, 9299950), (25, 8183956), (37, 5529700), (44, 4649975), (50, 4091978), (55, 3719980), (74, 2764850), (100, 2045989), (110, 1859990), (121, 1690900), (148, 1382425), (185, 1105940), (220, 929995), (242, 845450), (275, 743996), (370, 552970), (407, 502700), (457, 447700), (484, 422725), (550, 371998), (605, 338180), (740, 276485), (814, 251350), (914, 223850), (925, 221188), (1100, 185999), (1210, 169090), (1628, 125675), (1828, 111925), (1850, 110594), (2035, 100540), (2285, 89540), (2420, 84545), (3025, 67636), (3700, 55297), (4070, 50270), (4477, 45700), (4570, 44770), (5027, 40700), (6050, 33818), (8140, 25135), (8954, 22850), (9140, 22385), (10054, 20350), (10175, 20108), (11425, 17908), (12100, 16909)]