28050000

素因数分解:

$2^4\times 3^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:64

約数の個数: 240

約数和(自身を含む): 104618304

約数和(自身を除く): 76568304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 25, 30, 33, 34, 40, 44, 48, 50, 51, 55, 60, 66, 68, 75, 80, 85, 88, 100, 102, 110, 120, 125, 132, 136, 150, 165, 170, 176, 187, 200, 204, 220, 240, 250, 255, 264, 272, 275, 300, 330, 340, 374, 375, 400, 408, 425, 440, 500, 510, 528, 550, 561, 600, 625, 660, 680, 748, 750, 816, 825, 850, 880, 935, 1000, 1020, 1100, 1122, 1200, 1250, 1275, 1320, 1360, 1375, 1496, 1500, 1650, 1700, 1870, 1875, 2000, 2040, 2125, 2200, 2244, 2500, 2550, 2640, 2750, 2805, 2992, 3000, 3125, 3300, 3400, 3740, 3750, 4080, 4125, 4250, 4400, 4488, 4675, 5000, 5100, 5500, 5610, 6000, 6250, 6375, 6600, 6800, 6875, 7480, 7500, 8250, 8500, 8976, 9350, 9375, 10000, 10200, 10625, 11000, 11220, 12500, 12750, 13200, 13750, 14025, 14960, 15000, 16500, 17000, 18700, 18750, 20400, 20625, 21250, 22000, 22440, 23375, 25000, 25500, 27500, 28050, 30000, 31875, 33000, 34000, 34375, 37400, 37500, 41250, 42500, 44880, 46750, 50000, 51000, 53125, 55000, 56100, 63750, 66000, 68750, 70125, 74800, 75000, 82500, 85000, 93500, 102000, 103125, 106250, 110000, 112200, 116875, 127500, 137500, 140250, 150000, 159375, 165000, 170000, 187000, 206250, 212500, 224400, 233750, 255000, 275000, 280500, 318750, 330000, 350625, 374000, 412500, 425000, 467500, 510000, 550000, 561000, 584375, 637500, 701250, 825000, 850000, 935000, 1122000, 1168750, 1275000, 1402500, 1650000, 1753125, 1870000, 2337500, 2550000, 2805000, 3506250, 4675000, 5610000, 7012500, 9350000, 14025000, 28050000]

約数ペア:

[(1, 28050000), (2, 14025000), (3, 9350000), (4, 7012500), (5, 5610000), (6, 4675000), (8, 3506250), (10, 2805000), (11, 2550000), (12, 2337500), (15, 1870000), (16, 1753125), (17, 1650000), (20, 1402500), (22, 1275000), (24, 1168750), (25, 1122000), (30, 935000), (33, 850000), (34, 825000), (40, 701250), (44, 637500), (48, 584375), (50, 561000), (51, 550000), (55, 510000), (60, 467500), (66, 425000), (68, 412500), (75, 374000), (80, 350625), (85, 330000), (88, 318750), (100, 280500), (102, 275000), (110, 255000), (120, 233750), (125, 224400), (132, 212500), (136, 206250), (150, 187000), (165, 170000), (170, 165000), (176, 159375), (187, 150000), (200, 140250), (204, 137500), (220, 127500), (240, 116875), (250, 112200), (255, 110000), (264, 106250), (272, 103125), (275, 102000), (300, 93500), (330, 85000), (340, 82500), (374, 75000), (375, 74800), (400, 70125), (408, 68750), (425, 66000), (440, 63750), (500, 56100), (510, 55000), (528, 53125), (550, 51000), (561, 50000), (600, 46750), (625, 44880), (660, 42500), (680, 41250), (748, 37500), (750, 37400), (816, 34375), (825, 34000), (850, 33000), (880, 31875), (935, 30000), (1000, 28050), (1020, 27500), (1100, 25500), (1122, 25000), (1200, 23375), (1250, 22440), (1275, 22000), (1320, 21250), (1360, 20625), (1375, 20400), (1496, 18750), (1500, 18700), (1650, 17000), (1700, 16500), (1870, 15000), (1875, 14960), (2000, 14025), (2040, 13750), (2125, 13200), (2200, 12750), (2244, 12500), (2500, 11220), (2550, 11000), (2640, 10625), (2750, 10200), (2805, 10000), (2992, 9375), (3000, 9350), (3125, 8976), (3300, 8500), (3400, 8250), (3740, 7500), (3750, 7480), (4080, 6875), (4125, 6800), (4250, 6600), (4400, 6375), (4488, 6250), (4675, 6000), (5000, 5610), (5100, 5500)]