137569850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 280294560

約数和(自身を除く): 142724710

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 389, 550, 643, 778, 1286, 1945, 3215, 3890, 4279, 6430, 7073, 8558, 9725, 14146, 16075, 19450, 21395, 32150, 35365, 42790, 70730, 106975, 176825, 213950, 250127, 353650, 500254, 1250635, 2501270, 2751397, 5502794, 6253175, 12506350, 13756985, 27513970, 68784925, 137569850]

約数ペア:

[(1, 137569850), (2, 68784925), (5, 27513970), (10, 13756985), (11, 12506350), (22, 6253175), (25, 5502794), (50, 2751397), (55, 2501270), (110, 1250635), (275, 500254), (389, 353650), (550, 250127), (643, 213950), (778, 176825), (1286, 106975), (1945, 70730), (3215, 42790), (3890, 35365), (4279, 32150), (6430, 21395), (7073, 19450), (8558, 16075), (9725, 14146)]