52172680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 134784000

約数和(自身を除く): 82611320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389, 479, 778, 958, 1556, 1916, 1945, 2395, 2723, 3112, 3353, 3832, 3890, 4790, 5446, 6706, 7780, 9580, 10892, 13412, 13615, 15560, 16765, 19160, 21784, 26824, 27230, 33530, 54460, 67060, 108920, 134120, 186331, 372662, 745324, 931655, 1304317, 1490648, 1863310, 2608634, 3726620, 5217268, 6521585, 7453240, 10434536, 13043170, 26086340, 52172680]

約数ペア:

[(1, 52172680), (2, 26086340), (4, 13043170), (5, 10434536), (7, 7453240), (8, 6521585), (10, 5217268), (14, 3726620), (20, 2608634), (28, 1863310), (35, 1490648), (40, 1304317), (56, 931655), (70, 745324), (140, 372662), (280, 186331), (389, 134120), (479, 108920), (778, 67060), (958, 54460), (1556, 33530), (1916, 27230), (1945, 26824), (2395, 21784), (2723, 19160), (3112, 16765), (3353, 15560), (3832, 13615), (3890, 13412), (4790, 10892), (5446, 9580), (6706, 7780)]