25556220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6173}}^1$

素因数の和:6211

約数の個数: 72

約数和(自身を含む): 80904096

約数和(自身を除く): 55347876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 6173, 12346, 18519, 24692, 30865, 37038, 55557, 61730, 74076, 92595, 111114, 123460, 141979, 185190, 222228, 277785, 283958, 370380, 425937, 555570, 567916, 709895, 851874, 1111140, 1277811, 1419790, 1703748, 2129685, 2555622, 2839580, 4259370, 5111244, 6389055, 8518740, 12778110, 25556220]

約数ペア:

[(1, 25556220), (2, 12778110), (3, 8518740), (4, 6389055), (5, 5111244), (6, 4259370), (9, 2839580), (10, 2555622), (12, 2129685), (15, 1703748), (18, 1419790), (20, 1277811), (23, 1111140), (30, 851874), (36, 709895), (45, 567916), (46, 555570), (60, 425937), (69, 370380), (90, 283958), (92, 277785), (115, 222228), (138, 185190), (180, 141979), (207, 123460), (230, 111114), (276, 92595), (345, 74076), (414, 61730), (460, 55557), (690, 37038), (828, 30865), (1035, 24692), (1380, 18519), (2070, 12346), (4140, 6173)]