170500000

素因数分解:

$2^5\times 5^6\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 168

約数和(自身を含む): 472493952

約数和(自身を除く): 301993952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 125, 155, 160, 176, 200, 220, 248, 250, 275, 310, 341, 352, 400, 440, 496, 500, 550, 620, 625, 682, 775, 800, 880, 992, 1000, 1100, 1240, 1250, 1364, 1375, 1550, 1705, 1760, 2000, 2200, 2480, 2500, 2728, 2750, 3100, 3125, 3410, 3875, 4000, 4400, 4960, 5000, 5456, 5500, 6200, 6250, 6820, 6875, 7750, 8525, 8800, 10000, 10912, 11000, 12400, 12500, 13640, 13750, 15500, 15625, 17050, 19375, 20000, 22000, 24800, 25000, 27280, 27500, 31000, 31250, 34100, 34375, 38750, 42625, 44000, 50000, 54560, 55000, 62000, 62500, 68200, 68750, 77500, 85250, 96875, 100000, 110000, 124000, 125000, 136400, 137500, 155000, 170500, 171875, 193750, 213125, 220000, 250000, 272800, 275000, 310000, 341000, 343750, 387500, 426250, 484375, 500000, 550000, 620000, 682000, 687500, 775000, 852500, 968750, 1065625, 1100000, 1364000, 1375000, 1550000, 1705000, 1937500, 2131250, 2750000, 3100000, 3410000, 3875000, 4262500, 5328125, 5500000, 6820000, 7750000, 8525000, 10656250, 15500000, 17050000, 21312500, 34100000, 42625000, 85250000, 170500000]

約数ペア:

[(1, 170500000), (2, 85250000), (4, 42625000), (5, 34100000), (8, 21312500), (10, 17050000), (11, 15500000), (16, 10656250), (20, 8525000), (22, 7750000), (25, 6820000), (31, 5500000), (32, 5328125), (40, 4262500), (44, 3875000), (50, 3410000), (55, 3100000), (62, 2750000), (80, 2131250), (88, 1937500), (100, 1705000), (110, 1550000), (124, 1375000), (125, 1364000), (155, 1100000), (160, 1065625), (176, 968750), (200, 852500), (220, 775000), (248, 687500), (250, 682000), (275, 620000), (310, 550000), (341, 500000), (352, 484375), (400, 426250), (440, 387500), (496, 343750), (500, 341000), (550, 310000), (620, 275000), (625, 272800), (682, 250000), (775, 220000), (800, 213125), (880, 193750), (992, 171875), (1000, 170500), (1100, 155000), (1240, 137500), (1250, 136400), (1364, 125000), (1375, 124000), (1550, 110000), (1705, 100000), (1760, 96875), (2000, 85250), (2200, 77500), (2480, 68750), (2500, 68200), (2728, 62500), (2750, 62000), (3100, 55000), (3125, 54560), (3410, 50000), (3875, 44000), (4000, 42625), (4400, 38750), (4960, 34375), (5000, 34100), (5456, 31250), (5500, 31000), (6200, 27500), (6250, 27280), (6820, 25000), (6875, 24800), (7750, 22000), (8525, 20000), (8800, 19375), (10000, 17050), (10912, 15625), (11000, 15500), (12400, 13750), (12500, 13640)]