249693950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5101}}^1$

素因数の和:5213

約数の個数: 48

約数和(自身を含む): 512444880

約数和(自身を除く): 262750930

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1958, 2225, 4450, 4895, 5101, 9790, 10202, 24475, 25505, 48950, 51010, 56111, 112222, 127525, 255050, 280555, 453989, 561110, 907978, 1402775, 2269945, 2805550, 4539890, 4993879, 9987758, 11349725, 22699450, 24969395, 49938790, 124846975, 249693950]

約数ペア:

[(1, 249693950), (2, 124846975), (5, 49938790), (10, 24969395), (11, 22699450), (22, 11349725), (25, 9987758), (50, 4993879), (55, 4539890), (89, 2805550), (110, 2269945), (178, 1402775), (275, 907978), (445, 561110), (550, 453989), (890, 280555), (979, 255050), (1958, 127525), (2225, 112222), (4450, 56111), (4895, 51010), (5101, 48950), (9790, 25505), (10202, 24475)]