29450000

素因数分解:

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

素因数の和:83

約数の個数: 120

約数和(自身を含む): 77495040

約数和(自身を除く): 48045040

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, 19000, 19375, 23560, 23750, 25000, 29450, 31000, 38000, 38750, 47120, 47500, 50000, 58900, 59375, 62000, 73625, 77500, 95000, 96875, 117800, 118750, 147250, 155000, 190000, 193750, 235600, 237500, 294500, 310000, 368125, 387500, 475000, 589000, 736250, 775000, 950000, 1178000, 1472500, 1550000, 1840625, 2945000, 3681250, 5890000, 7362500, 14725000, 29450000]

約数ペア:

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