15691892025020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{74801659}}^1$

素因数の和:74802302

約数の個数: 48

約数和(自身を含む): 34947933965280

約数和(自身を除く): 19256041940260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 617, 1234, 2468, 3085, 6170, 10489, 12340, 20978, 41956, 52445, 104890, 209780, 74801659, 149603318, 299206636, 374008295, 748016590, 1271628203, 1496033180, 2543256406, 5086512812, 6358141015, 12716282030, 25432564060, 46152623603, 92305247206, 184610494412, 230763118015, 461526236030, 784594601251, 923052472060, 1569189202502, 3138378405004, 3922973006255, 7845946012510, 15691892025020]

約数ペア:

[(1, 15691892025020), (2, 7845946012510), (4, 3922973006255), (5, 3138378405004), (10, 1569189202502), (17, 923052472060), (20, 784594601251), (34, 461526236030), (68, 230763118015), (85, 184610494412), (170, 92305247206), (340, 46152623603), (617, 25432564060), (1234, 12716282030), (2468, 6358141015), (3085, 5086512812), (6170, 2543256406), (10489, 1496033180), (12340, 1271628203), (20978, 748016590), (41956, 374008295), (52445, 299206636), (104890, 149603318), (209780, 74801659)]