208345900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{811}}^1$

素因数の和:1199

約数の個数: 72

約数和(自身を含む): 518744576

約数和(自身を除く): 310398676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 367, 700, 734, 811, 1468, 1622, 1835, 2569, 3244, 3670, 4055, 5138, 5677, 7340, 8110, 9175, 10276, 11354, 12845, 16220, 18350, 20275, 22708, 25690, 28385, 36700, 40550, 51380, 56770, 64225, 81100, 113540, 128450, 141925, 256900, 283850, 297637, 567700, 595274, 1190548, 1488185, 2083459, 2976370, 4166918, 5952740, 7440925, 8333836, 10417295, 14881850, 20834590, 29763700, 41669180, 52086475, 104172950, 208345900]

約数ペア:

[(1, 208345900), (2, 104172950), (4, 52086475), (5, 41669180), (7, 29763700), (10, 20834590), (14, 14881850), (20, 10417295), (25, 8333836), (28, 7440925), (35, 5952740), (50, 4166918), (70, 2976370), (100, 2083459), (140, 1488185), (175, 1190548), (350, 595274), (367, 567700), (700, 297637), (734, 283850), (811, 256900), (1468, 141925), (1622, 128450), (1835, 113540), (2569, 81100), (3244, 64225), (3670, 56770), (4055, 51380), (5138, 40550), (5677, 36700), (7340, 28385), (8110, 25690), (9175, 22708), (10276, 20275), (11354, 18350), (12845, 16220)]