401065000

素因数分解:

$2^3\times 5^4\times 7^2\times {\mathrm{1637}}^1$

素因数の和:1677

約数の個数: 120

約数和(自身を含む): 1093782690

約数和(自身を除く): 692717690

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 490, 500, 625, 700, 875, 980, 1000, 1225, 1250, 1400, 1637, 1750, 1960, 2450, 2500, 3274, 3500, 4375, 4900, 5000, 6125, 6548, 7000, 8185, 8750, 9800, 11459, 12250, 13096, 16370, 17500, 22918, 24500, 30625, 32740, 35000, 40925, 45836, 49000, 57295, 61250, 65480, 80213, 81850, 91672, 114590, 122500, 160426, 163700, 204625, 229180, 245000, 286475, 320852, 327400, 401065, 409250, 458360, 572950, 641704, 802130, 818500, 1023125, 1145900, 1432375, 1604260, 1637000, 2005325, 2046250, 2291800, 2864750, 3208520, 4010650, 4092500, 5729500, 7161875, 8021300, 8185000, 10026625, 11459000, 14323750, 16042600, 20053250, 28647500, 40106500, 50133125, 57295000, 80213000, 100266250, 200532500, 401065000]

約数ペア:

[(1, 401065000), (2, 200532500), (4, 100266250), (5, 80213000), (7, 57295000), (8, 50133125), (10, 40106500), (14, 28647500), (20, 20053250), (25, 16042600), (28, 14323750), (35, 11459000), (40, 10026625), (49, 8185000), (50, 8021300), (56, 7161875), (70, 5729500), (98, 4092500), (100, 4010650), (125, 3208520), (140, 2864750), (175, 2291800), (196, 2046250), (200, 2005325), (245, 1637000), (250, 1604260), (280, 1432375), (350, 1145900), (392, 1023125), (490, 818500), (500, 802130), (625, 641704), (700, 572950), (875, 458360), (980, 409250), (1000, 401065), (1225, 327400), (1250, 320852), (1400, 286475), (1637, 245000), (1750, 229180), (1960, 204625), (2450, 163700), (2500, 160426), (3274, 122500), (3500, 114590), (4375, 91672), (4900, 81850), (5000, 80213), (6125, 65480), (6548, 61250), (7000, 57295), (8185, 49000), (8750, 45836), (9800, 40925), (11459, 35000), (12250, 32740), (13096, 30625), (16370, 24500), (17500, 22918)]