87210200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{809}}^1$

素因数の和:850

約数の個数: 144

約数和(自身を含む): 257628600

約数和(自身を除く): 170418400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 140, 154, 175, 196, 200, 220, 245, 275, 280, 308, 350, 385, 392, 440, 490, 539, 550, 616, 700, 770, 809, 980, 1078, 1100, 1225, 1400, 1540, 1618, 1925, 1960, 2156, 2200, 2450, 2695, 3080, 3236, 3850, 4045, 4312, 4900, 5390, 5663, 6472, 7700, 8090, 8899, 9800, 10780, 11326, 13475, 15400, 16180, 17798, 20225, 21560, 22652, 26950, 28315, 32360, 35596, 39641, 40450, 44495, 45304, 53900, 56630, 62293, 71192, 79282, 80900, 88990, 107800, 113260, 124586, 141575, 158564, 161800, 177980, 198205, 222475, 226520, 249172, 283150, 311465, 317128, 355960, 396410, 436051, 444950, 498344, 566300, 622930, 792820, 872102, 889900, 991025, 1132600, 1245860, 1557325, 1585640, 1744204, 1779800, 1982050, 2180255, 2491720, 3114650, 3488408, 3964100, 4360510, 6229300, 7928200, 8721020, 10901275, 12458600, 17442040, 21802550, 43605100, 87210200]

約数ペア:

[(1, 87210200), (2, 43605100), (4, 21802550), (5, 17442040), (7, 12458600), (8, 10901275), (10, 8721020), (11, 7928200), (14, 6229300), (20, 4360510), (22, 3964100), (25, 3488408), (28, 3114650), (35, 2491720), (40, 2180255), (44, 1982050), (49, 1779800), (50, 1744204), (55, 1585640), (56, 1557325), (70, 1245860), (77, 1132600), (88, 991025), (98, 889900), (100, 872102), (110, 792820), (140, 622930), (154, 566300), (175, 498344), (196, 444950), (200, 436051), (220, 396410), (245, 355960), (275, 317128), (280, 311465), (308, 283150), (350, 249172), (385, 226520), (392, 222475), (440, 198205), (490, 177980), (539, 161800), (550, 158564), (616, 141575), (700, 124586), (770, 113260), (809, 107800), (980, 88990), (1078, 80900), (1100, 79282), (1225, 71192), (1400, 62293), (1540, 56630), (1618, 53900), (1925, 45304), (1960, 44495), (2156, 40450), (2200, 39641), (2450, 35596), (2695, 32360), (3080, 28315), (3236, 26950), (3850, 22652), (4045, 21560), (4312, 20225), (4900, 17798), (5390, 16180), (5663, 15400), (6472, 13475), (7700, 11326), (8090, 10780), (8899, 9800)]