39641000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{809}}^1$

素因数の和:844

約数の個数: 96

約数和(自身を含む): 108037800

約数和(自身を除く): 68396800

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, 700, 809, 875, 980, 1000, 1225, 1400, 1618, 1750, 1960, 2450, 3236, 3500, 4045, 4900, 5663, 6125, 6472, 7000, 8090, 9800, 11326, 12250, 16180, 20225, 22652, 24500, 28315, 32360, 39641, 40450, 45304, 49000, 56630, 79282, 80900, 101125, 113260, 141575, 158564, 161800, 198205, 202250, 226520, 283150, 317128, 396410, 404500, 566300, 707875, 792820, 809000, 991025, 1132600, 1415750, 1585640, 1982050, 2831500, 3964100, 4955125, 5663000, 7928200, 9910250, 19820500, 39641000]

約数ペア:

[(1, 39641000), (2, 19820500), (4, 9910250), (5, 7928200), (7, 5663000), (8, 4955125), (10, 3964100), (14, 2831500), (20, 1982050), (25, 1585640), (28, 1415750), (35, 1132600), (40, 991025), (49, 809000), (50, 792820), (56, 707875), (70, 566300), (98, 404500), (100, 396410), (125, 317128), (140, 283150), (175, 226520), (196, 202250), (200, 198205), (245, 161800), (250, 158564), (280, 141575), (350, 113260), (392, 101125), (490, 80900), (500, 79282), (700, 56630), (809, 49000), (875, 45304), (980, 40450), (1000, 39641), (1225, 32360), (1400, 28315), (1618, 24500), (1750, 22652), (1960, 20225), (2450, 16180), (3236, 12250), (3500, 11326), (4045, 9800), (4900, 8090), (5663, 7000), (6125, 6472)]