12609850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 25953696

約数和(自身を除く): 13343846

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 101, 110, 202, 227, 275, 454, 505, 550, 1010, 1111, 1135, 2222, 2270, 2497, 2525, 4994, 5050, 5555, 5675, 11110, 11350, 12485, 22927, 24970, 27775, 45854, 55550, 62425, 114635, 124850, 229270, 252197, 504394, 573175, 1146350, 1260985, 2521970, 6304925, 12609850]

約数ペア:

[(1, 12609850), (2, 6304925), (5, 2521970), (10, 1260985), (11, 1146350), (22, 573175), (25, 504394), (50, 252197), (55, 229270), (101, 124850), (110, 114635), (202, 62425), (227, 55550), (275, 45854), (454, 27775), (505, 24970), (550, 22927), (1010, 12485), (1111, 11350), (1135, 11110), (2222, 5675), (2270, 5555), (2497, 5050), (2525, 4994)]