6650000

素因数分解:

$2^4\times 5^5\times 7^1\times {\mathrm{19}}^1$

素因数の和:59

約数の個数: 120

約数和(自身を含む): 19373760

約数和(自身を除く): 12723760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 125, 133, 140, 152, 175, 190, 200, 250, 266, 280, 304, 350, 380, 400, 475, 500, 532, 560, 625, 665, 700, 760, 875, 950, 1000, 1064, 1250, 1330, 1400, 1520, 1750, 1900, 2000, 2128, 2375, 2500, 2660, 2800, 3125, 3325, 3500, 3800, 4375, 4750, 5000, 5320, 6250, 6650, 7000, 7600, 8750, 9500, 10000, 10640, 11875, 12500, 13300, 14000, 16625, 17500, 19000, 21875, 23750, 25000, 26600, 33250, 35000, 38000, 43750, 47500, 50000, 53200, 59375, 66500, 70000, 83125, 87500, 95000, 118750, 133000, 166250, 175000, 190000, 237500, 266000, 332500, 350000, 415625, 475000, 665000, 831250, 950000, 1330000, 1662500, 3325000, 6650000]

約数ペア:

[(1, 6650000), (2, 3325000), (4, 1662500), (5, 1330000), (7, 950000), (8, 831250), (10, 665000), (14, 475000), (16, 415625), (19, 350000), (20, 332500), (25, 266000), (28, 237500), (35, 190000), (38, 175000), (40, 166250), (50, 133000), (56, 118750), (70, 95000), (76, 87500), (80, 83125), (95, 70000), (100, 66500), (112, 59375), (125, 53200), (133, 50000), (140, 47500), (152, 43750), (175, 38000), (190, 35000), (200, 33250), (250, 26600), (266, 25000), (280, 23750), (304, 21875), (350, 19000), (380, 17500), (400, 16625), (475, 14000), (500, 13300), (532, 12500), (560, 11875), (625, 10640), (665, 10000), (700, 9500), (760, 8750), (875, 7600), (950, 7000), (1000, 6650), (1064, 6250), (1250, 5320), (1330, 5000), (1400, 4750), (1520, 4375), (1750, 3800), (1900, 3500), (2000, 3325), (2128, 3125), (2375, 2800), (2500, 2660)]