82115820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15731}}^1$

素因数の和:15775

約数の個数: 72

約数和(自身を含む): 257690160

約数和(自身を除く): 175574340

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, 15731, 31462, 47193, 62924, 78655, 94386, 141579, 157310, 188772, 235965, 283158, 314620, 456199, 471930, 566316, 707895, 912398, 943860, 1368597, 1415790, 1824796, 2280995, 2737194, 2831580, 4105791, 4561990, 5474388, 6842985, 8211582, 9123980, 13685970, 16423164, 20528955, 27371940, 41057910, 82115820]

約数ペア:

[(1, 82115820), (2, 41057910), (3, 27371940), (4, 20528955), (5, 16423164), (6, 13685970), (9, 9123980), (10, 8211582), (12, 6842985), (15, 5474388), (18, 4561990), (20, 4105791), (29, 2831580), (30, 2737194), (36, 2280995), (45, 1824796), (58, 1415790), (60, 1368597), (87, 943860), (90, 912398), (116, 707895), (145, 566316), (174, 471930), (180, 456199), (261, 314620), (290, 283158), (348, 235965), (435, 188772), (522, 157310), (580, 141579), (870, 94386), (1044, 78655), (1305, 62924), (1740, 47193), (2610, 31462), (5220, 15731)]