81803344

素因数分解:

$2^4\times 7^2\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:864

約数の個数: 60

約数和(自身を含む): 185860128

約数和(自身を除く): 104056784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 151, 196, 302, 392, 604, 691, 784, 1057, 1208, 1382, 2114, 2416, 2764, 4228, 4837, 5528, 7399, 8456, 9674, 11056, 14798, 16912, 19348, 29596, 33859, 38696, 59192, 67718, 77392, 104341, 118384, 135436, 208682, 270872, 417364, 541744, 730387, 834728, 1460774, 1669456, 2921548, 5112709, 5843096, 10225418, 11686192, 20450836, 40901672, 81803344]

約数ペア:

[(1, 81803344), (2, 40901672), (4, 20450836), (7, 11686192), (8, 10225418), (14, 5843096), (16, 5112709), (28, 2921548), (49, 1669456), (56, 1460774), (98, 834728), (112, 730387), (151, 541744), (196, 417364), (302, 270872), (392, 208682), (604, 135436), (691, 118384), (784, 104341), (1057, 77392), (1208, 67718), (1382, 59192), (2114, 38696), (2416, 33859), (2764, 29596), (4228, 19348), (4837, 16912), (5528, 14798), (7399, 11056), (8456, 9674)]