2080798725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 3749760000

約数和(自身を除く): 1668961275

約数列:

[1, 3, 5, 15, 17, 25, 51, 59, 75, 85, 139, 177, 199, 255, 295, 417, 425, 597, 695, 885, 995, 1003, 1275, 1475, 2085, 2363, 2985, 3009, 3383, 3475, 4425, 4975, 5015, 7089, 8201, 10149, 10425, 11741, 11815, 14925, 15045, 16915, 24603, 25075, 27661, 35223, 35445, 41005, 50745, 58705, 59075, 75225, 82983, 84575, 123015, 138305, 139417, 176115, 177225, 199597, 205025, 253725, 293525, 414915, 418251, 470237, 598791, 615075, 691525, 697085, 880575, 997985, 1410711, 1631999, 2074575, 2091255, 2351185, 2993955, 3485425, 4895997, 4989925, 7053555, 8159995, 10456275, 11755925, 14969775, 24479985, 27743983, 35267775, 40799975, 83231949, 122399925, 138719915, 416159745, 693599575, 2080798725]

約数ペア:

[(1, 2080798725), (3, 693599575), (5, 416159745), (15, 138719915), (17, 122399925), (25, 83231949), (51, 40799975), (59, 35267775), (75, 27743983), (85, 24479985), (139, 14969775), (177, 11755925), (199, 10456275), (255, 8159995), (295, 7053555), (417, 4989925), (425, 4895997), (597, 3485425), (695, 2993955), (885, 2351185), (995, 2091255), (1003, 2074575), (1275, 1631999), (1475, 1410711), (2085, 997985), (2363, 880575), (2985, 697085), (3009, 691525), (3383, 615075), (3475, 598791), (4425, 470237), (4975, 418251), (5015, 414915), (7089, 293525), (8201, 253725), (10149, 205025), (10425, 199597), (11741, 177225), (11815, 176115), (14925, 139417), (15045, 138305), (16915, 123015), (24603, 84575), (25075, 82983), (27661, 75225), (35223, 59075), (35445, 58705), (41005, 50745)]