79781960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{37633}}^1$

素因数の和:37697

約数の個数: 32

約数和(自身を含む): 182901240

約数和(自身を除く): 103119280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 37633, 75266, 150532, 188165, 301064, 376330, 752660, 1505320, 1994549, 3989098, 7978196, 9972745, 15956392, 19945490, 39890980, 79781960]

約数ペア:

[(1, 79781960), (2, 39890980), (4, 19945490), (5, 15956392), (8, 9972745), (10, 7978196), (20, 3989098), (40, 1994549), (53, 1505320), (106, 752660), (212, 376330), (265, 301064), (424, 188165), (530, 150532), (1060, 75266), (2120, 37633)]