80439090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 199687680

約数和(自身を除く): 119248590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 89, 94, 141, 178, 235, 267, 282, 445, 470, 534, 641, 705, 890, 1282, 1335, 1410, 1923, 2670, 3205, 3846, 4183, 6410, 8366, 9615, 12549, 19230, 20915, 25098, 30127, 41830, 57049, 60254, 62745, 90381, 114098, 125490, 150635, 171147, 180762, 285245, 301270, 342294, 451905, 570490, 855735, 903810, 1711470, 2681303, 5362606, 8043909, 13406515, 16087818, 26813030, 40219545, 80439090]

約数ペア:

[(1, 80439090), (2, 40219545), (3, 26813030), (5, 16087818), (6, 13406515), (10, 8043909), (15, 5362606), (30, 2681303), (47, 1711470), (89, 903810), (94, 855735), (141, 570490), (178, 451905), (235, 342294), (267, 301270), (282, 285245), (445, 180762), (470, 171147), (534, 150635), (641, 125490), (705, 114098), (890, 90381), (1282, 62745), (1335, 60254), (1410, 57049), (1923, 41830), (2670, 30127), (3205, 25098), (3846, 20915), (4183, 19230), (6410, 12549), (8366, 9615)]