78523060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{50989}}^1$

素因数の和:51016

約数の個数: 48

約数和(自身を含む): 205591680

約数和(自身を除く): 127068620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 50989, 101978, 203956, 254945, 356923, 509890, 560879, 713846, 1019780, 1121758, 1427692, 1784615, 2243516, 2804395, 3569230, 3926153, 5608790, 7138460, 7852306, 11217580, 15704612, 19630765, 39261530, 78523060]

約数ペア:

[(1, 78523060), (2, 39261530), (4, 19630765), (5, 15704612), (7, 11217580), (10, 7852306), (11, 7138460), (14, 5608790), (20, 3926153), (22, 3569230), (28, 2804395), (35, 2243516), (44, 1784615), (55, 1427692), (70, 1121758), (77, 1019780), (110, 713846), (140, 560879), (154, 509890), (220, 356923), (308, 254945), (385, 203956), (770, 101978), (1540, 50989)]