82877940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15877}}^1$

素因数の和:15921

約数の個数: 72

約数和(自身を含む): 260081640

約数和(自身を除く): 177203700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 15877, 31754, 47631, 63508, 79385, 95262, 142893, 158770, 190524, 238155, 285786, 317540, 460433, 476310, 571572, 714465, 920866, 952620, 1381299, 1428930, 1841732, 2302165, 2762598, 2857860, 4143897, 4604330, 5525196, 6906495, 8287794, 9208660, 13812990, 16575588, 20719485, 27625980, 41438970, 82877940]

約数ペア:

[(1, 82877940), (2, 41438970), (3, 27625980), (4, 20719485), (5, 16575588), (6, 13812990), (9, 9208660), (10, 8287794), (12, 6906495), (15, 5525196), (18, 4604330), (20, 4143897), (29, 2857860), (30, 2762598), (36, 2302165), (45, 1841732), (58, 1428930), (60, 1381299), (87, 952620), (90, 920866), (116, 714465), (145, 571572), (174, 476310), (180, 460433), (261, 317540), (290, 285786), (348, 238155), (435, 190524), (522, 158770), (580, 142893), (870, 95262), (1044, 79385), (1305, 63508), (1740, 47631), (2610, 31754), (5220, 15877)]