28600000

素因数分解:

$2^6\times 5^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:61

約数の個数: 168

約数和(自身を含む): 83338416

約数和(自身を除く): 54738416

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 64, 65, 80, 88, 100, 104, 110, 125, 130, 143, 160, 176, 200, 208, 220, 250, 260, 275, 286, 320, 325, 352, 400, 416, 440, 500, 520, 550, 572, 625, 650, 704, 715, 800, 832, 880, 1000, 1040, 1100, 1144, 1250, 1300, 1375, 1430, 1600, 1625, 1760, 2000, 2080, 2200, 2288, 2500, 2600, 2750, 2860, 3125, 3250, 3520, 3575, 4000, 4160, 4400, 4576, 5000, 5200, 5500, 5720, 6250, 6500, 6875, 7150, 8000, 8125, 8800, 9152, 10000, 10400, 11000, 11440, 12500, 13000, 13750, 14300, 16250, 17600, 17875, 20000, 20800, 22000, 22880, 25000, 26000, 27500, 28600, 32500, 34375, 35750, 40000, 40625, 44000, 45760, 50000, 52000, 55000, 57200, 65000, 68750, 71500, 81250, 88000, 89375, 100000, 104000, 110000, 114400, 130000, 137500, 143000, 162500, 178750, 200000, 220000, 228800, 260000, 275000, 286000, 325000, 357500, 440000, 446875, 520000, 550000, 572000, 650000, 715000, 893750, 1100000, 1144000, 1300000, 1430000, 1787500, 2200000, 2600000, 2860000, 3575000, 5720000, 7150000, 14300000, 28600000]

約数ペア:

[(1, 28600000), (2, 14300000), (4, 7150000), (5, 5720000), (8, 3575000), (10, 2860000), (11, 2600000), (13, 2200000), (16, 1787500), (20, 1430000), (22, 1300000), (25, 1144000), (26, 1100000), (32, 893750), (40, 715000), (44, 650000), (50, 572000), (52, 550000), (55, 520000), (64, 446875), (65, 440000), (80, 357500), (88, 325000), (100, 286000), (104, 275000), (110, 260000), (125, 228800), (130, 220000), (143, 200000), (160, 178750), (176, 162500), (200, 143000), (208, 137500), (220, 130000), (250, 114400), (260, 110000), (275, 104000), (286, 100000), (320, 89375), (325, 88000), (352, 81250), (400, 71500), (416, 68750), (440, 65000), (500, 57200), (520, 55000), (550, 52000), (572, 50000), (625, 45760), (650, 44000), (704, 40625), (715, 40000), (800, 35750), (832, 34375), (880, 32500), (1000, 28600), (1040, 27500), (1100, 26000), (1144, 25000), (1250, 22880), (1300, 22000), (1375, 20800), (1430, 20000), (1600, 17875), (1625, 17600), (1760, 16250), (2000, 14300), (2080, 13750), (2200, 13000), (2288, 12500), (2500, 11440), (2600, 11000), (2750, 10400), (2860, 10000), (3125, 9152), (3250, 8800), (3520, 8125), (3575, 8000), (4000, 7150), (4160, 6875), (4400, 6500), (4576, 6250), (5000, 5720), (5200, 5500)]