65898980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1229}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 158699520

約数和(自身を除く): 92800540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 383, 766, 1229, 1532, 1915, 2458, 2681, 3830, 4916, 5362, 6145, 7660, 8603, 10724, 12290, 13405, 17206, 24580, 26810, 34412, 43015, 53620, 86030, 172060, 470707, 941414, 1882828, 2353535, 3294949, 4707070, 6589898, 9414140, 13179796, 16474745, 32949490, 65898980]

約数ペア:

[(1, 65898980), (2, 32949490), (4, 16474745), (5, 13179796), (7, 9414140), (10, 6589898), (14, 4707070), (20, 3294949), (28, 2353535), (35, 1882828), (70, 941414), (140, 470707), (383, 172060), (766, 86030), (1229, 53620), (1532, 43015), (1915, 34412), (2458, 26810), (2681, 24580), (3830, 17206), (4916, 13405), (5362, 12290), (6145, 10724), (7660, 8603)]