56111000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{5101}}^1$

素因数の和:5133

約数の個数: 64

約数和(自身を含む): 143264160

約数和(自身を除く): 87153160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 2200, 2750, 5101, 5500, 10202, 11000, 20404, 25505, 40808, 51010, 56111, 102020, 112222, 127525, 204040, 224444, 255050, 280555, 448888, 510100, 561110, 637625, 1020200, 1122220, 1275250, 1402775, 2244440, 2550500, 2805550, 5101000, 5611100, 7013875, 11222200, 14027750, 28055500, 56111000]

約数ペア:

[(1, 56111000), (2, 28055500), (4, 14027750), (5, 11222200), (8, 7013875), (10, 5611100), (11, 5101000), (20, 2805550), (22, 2550500), (25, 2244440), (40, 1402775), (44, 1275250), (50, 1122220), (55, 1020200), (88, 637625), (100, 561110), (110, 510100), (125, 448888), (200, 280555), (220, 255050), (250, 224444), (275, 204040), (440, 127525), (500, 112222), (550, 102020), (1000, 56111), (1100, 51010), (1375, 40808), (2200, 25505), (2750, 20404), (5101, 11000), (5500, 10202)]