80177886

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1581

約数の個数: 48

約数和(自身を含む): 180385920

約数和(自身を除く): 100208034

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 142, 213, 258, 387, 426, 639, 774, 1278, 1459, 2918, 3053, 4377, 6106, 8754, 9159, 13131, 18318, 26262, 27477, 54954, 62737, 103589, 125474, 188211, 207178, 310767, 376422, 564633, 621534, 932301, 1129266, 1864602, 4454327, 8908654, 13362981, 26725962, 40088943, 80177886]

約数ペア:

[(1, 80177886), (2, 40088943), (3, 26725962), (6, 13362981), (9, 8908654), (18, 4454327), (43, 1864602), (71, 1129266), (86, 932301), (129, 621534), (142, 564633), (213, 376422), (258, 310767), (387, 207178), (426, 188211), (639, 125474), (774, 103589), (1278, 62737), (1459, 54954), (2918, 27477), (3053, 26262), (4377, 18318), (6106, 13131), (8754, 9159)]