65418900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 208320000

約数和(自身を除く): 142901100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 25, 30, 38, 46, 50, 57, 60, 69, 75, 76, 92, 95, 100, 114, 115, 138, 150, 190, 228, 230, 276, 285, 300, 345, 380, 437, 460, 475, 499, 570, 575, 690, 874, 950, 998, 1140, 1150, 1311, 1380, 1425, 1497, 1725, 1748, 1900, 1996, 2185, 2300, 2495, 2622, 2850, 2994, 3450, 4370, 4990, 5244, 5700, 5988, 6555, 6900, 7485, 8740, 9481, 9980, 10925, 11477, 12475, 13110, 14970, 18962, 21850, 22954, 24950, 26220, 28443, 29940, 32775, 34431, 37425, 37924, 43700, 45908, 47405, 49900, 56886, 57385, 65550, 68862, 74850, 94810, 113772, 114770, 131100, 137724, 142215, 149700, 172155, 189620, 218063, 229540, 237025, 284430, 286925, 344310, 436126, 474050, 568860, 573850, 654189, 688620, 711075, 860775, 872252, 948100, 1090315, 1147700, 1308378, 1422150, 1721550, 2180630, 2616756, 2844300, 3270945, 3443100, 4361260, 5451575, 6541890, 10903150, 13083780, 16354725, 21806300, 32709450, 65418900]

約数ペア:

[(1, 65418900), (2, 32709450), (3, 21806300), (4, 16354725), (5, 13083780), (6, 10903150), (10, 6541890), (12, 5451575), (15, 4361260), (19, 3443100), (20, 3270945), (23, 2844300), (25, 2616756), (30, 2180630), (38, 1721550), (46, 1422150), (50, 1308378), (57, 1147700), (60, 1090315), (69, 948100), (75, 872252), (76, 860775), (92, 711075), (95, 688620), (100, 654189), (114, 573850), (115, 568860), (138, 474050), (150, 436126), (190, 344310), (228, 286925), (230, 284430), (276, 237025), (285, 229540), (300, 218063), (345, 189620), (380, 172155), (437, 149700), (460, 142215), (475, 137724), (499, 131100), (570, 114770), (575, 113772), (690, 94810), (874, 74850), (950, 68862), (998, 65550), (1140, 57385), (1150, 56886), (1311, 49900), (1380, 47405), (1425, 45908), (1497, 43700), (1725, 37924), (1748, 37425), (1900, 34431), (1996, 32775), (2185, 29940), (2300, 28443), (2495, 26220), (2622, 24950), (2850, 22954), (2994, 21850), (3450, 18962), (4370, 14970), (4990, 13110), (5244, 12475), (5700, 11477), (5988, 10925), (6555, 9980), (6900, 9481), (7485, 8740)]