80605564

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 162328320

約数和(自身を除く): 81722756

約数列:

[1, 2, 4, 13, 26, 43, 47, 52, 59, 86, 94, 118, 169, 172, 188, 236, 338, 559, 611, 676, 767, 1118, 1222, 1534, 2021, 2236, 2444, 2537, 2773, 3068, 4042, 5074, 5546, 7267, 7943, 8084, 9971, 10148, 11092, 14534, 15886, 19942, 26273, 29068, 31772, 32981, 36049, 39884, 52546, 65962, 72098, 105092, 119239, 131924, 144196, 238478, 341549, 428753, 468637, 476956, 683098, 857506, 937274, 1366196, 1550107, 1715012, 1874548, 3100214, 6200428, 20151391, 40302782, 80605564]

約数ペア:

[(1, 80605564), (2, 40302782), (4, 20151391), (13, 6200428), (26, 3100214), (43, 1874548), (47, 1715012), (52, 1550107), (59, 1366196), (86, 937274), (94, 857506), (118, 683098), (169, 476956), (172, 468637), (188, 428753), (236, 341549), (338, 238478), (559, 144196), (611, 131924), (676, 119239), (767, 105092), (1118, 72098), (1222, 65962), (1534, 52546), (2021, 39884), (2236, 36049), (2444, 32981), (2537, 31772), (2773, 29068), (3068, 26273), (4042, 19942), (5074, 15886), (5546, 14534), (7267, 11092), (7943, 10148), (8084, 9971)]