147250000

素因数分解:

$2^4\times 5^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 140

約数和(自身を含む): 387495040

約数和(自身を除く): 240245040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 124, 125, 152, 155, 190, 200, 248, 250, 304, 310, 380, 400, 475, 496, 500, 589, 620, 625, 760, 775, 950, 1000, 1178, 1240, 1250, 1520, 1550, 1900, 2000, 2356, 2375, 2480, 2500, 2945, 3100, 3125, 3800, 3875, 4712, 4750, 5000, 5890, 6200, 6250, 7600, 7750, 9424, 9500, 10000, 11780, 11875, 12400, 12500, 14725, 15500, 15625, 19000, 19375, 23560, 23750, 25000, 29450, 31000, 31250, 38000, 38750, 47120, 47500, 50000, 58900, 59375, 62000, 62500, 73625, 77500, 95000, 96875, 117800, 118750, 125000, 147250, 155000, 190000, 193750, 235600, 237500, 250000, 294500, 296875, 310000, 368125, 387500, 475000, 484375, 589000, 593750, 736250, 775000, 950000, 968750, 1178000, 1187500, 1472500, 1550000, 1840625, 1937500, 2375000, 2945000, 3681250, 3875000, 4750000, 5890000, 7362500, 7750000, 9203125, 14725000, 18406250, 29450000, 36812500, 73625000, 147250000]

約数ペア:

[(1, 147250000), (2, 73625000), (4, 36812500), (5, 29450000), (8, 18406250), (10, 14725000), (16, 9203125), (19, 7750000), (20, 7362500), (25, 5890000), (31, 4750000), (38, 3875000), (40, 3681250), (50, 2945000), (62, 2375000), (76, 1937500), (80, 1840625), (95, 1550000), (100, 1472500), (124, 1187500), (125, 1178000), (152, 968750), (155, 950000), (190, 775000), (200, 736250), (248, 593750), (250, 589000), (304, 484375), (310, 475000), (380, 387500), (400, 368125), (475, 310000), (496, 296875), (500, 294500), (589, 250000), (620, 237500), (625, 235600), (760, 193750), (775, 190000), (950, 155000), (1000, 147250), (1178, 125000), (1240, 118750), (1250, 117800), (1520, 96875), (1550, 95000), (1900, 77500), (2000, 73625), (2356, 62500), (2375, 62000), (2480, 59375), (2500, 58900), (2945, 50000), (3100, 47500), (3125, 47120), (3800, 38750), (3875, 38000), (4712, 31250), (4750, 31000), (5000, 29450), (5890, 25000), (6200, 23750), (6250, 23560), (7600, 19375), (7750, 19000), (9424, 15625), (9500, 15500), (10000, 14725), (11780, 12500), (11875, 12400)]