388516150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7937}}^1$

素因数の和:8049

約数の個数: 48

約数和(自身を含む): 797292720

約数和(自身を除く): 408776570

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1958, 2225, 4450, 4895, 7937, 9790, 15874, 24475, 39685, 48950, 79370, 87307, 174614, 198425, 396850, 436535, 706393, 873070, 1412786, 2182675, 3531965, 4365350, 7063930, 7770323, 15540646, 17659825, 35319650, 38851615, 77703230, 194258075, 388516150]

約数ペア:

[(1, 388516150), (2, 194258075), (5, 77703230), (10, 38851615), (11, 35319650), (22, 17659825), (25, 15540646), (50, 7770323), (55, 7063930), (89, 4365350), (110, 3531965), (178, 2182675), (275, 1412786), (445, 873070), (550, 706393), (890, 436535), (979, 396850), (1958, 198425), (2225, 174614), (4450, 87307), (4895, 79370), (7937, 48950), (9790, 39685), (15874, 24475)]