205937900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4391}}^1$

素因数の和:4479

約数の個数: 72

約数和(自身を含む): 518466816

約数和(自身を除く): 312528916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 67, 70, 100, 134, 140, 175, 268, 335, 350, 469, 670, 700, 938, 1340, 1675, 1876, 2345, 3350, 4391, 4690, 6700, 8782, 9380, 11725, 17564, 21955, 23450, 30737, 43910, 46900, 61474, 87820, 109775, 122948, 153685, 219550, 294197, 307370, 439100, 588394, 614740, 768425, 1176788, 1470985, 1536850, 2059379, 2941970, 3073700, 4118758, 5883940, 7354925, 8237516, 10296895, 14709850, 20593790, 29419700, 41187580, 51484475, 102968950, 205937900]

約数ペア:

[(1, 205937900), (2, 102968950), (4, 51484475), (5, 41187580), (7, 29419700), (10, 20593790), (14, 14709850), (20, 10296895), (25, 8237516), (28, 7354925), (35, 5883940), (50, 4118758), (67, 3073700), (70, 2941970), (100, 2059379), (134, 1536850), (140, 1470985), (175, 1176788), (268, 768425), (335, 614740), (350, 588394), (469, 439100), (670, 307370), (700, 294197), (938, 219550), (1340, 153685), (1675, 122948), (1876, 109775), (2345, 87820), (3350, 61474), (4391, 46900), (4690, 43910), (6700, 30737), (8782, 23450), (9380, 21955), (11725, 17564)]