81974648

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7211}}^1$

素因数の和:7260

約数の個数: 48

約数和(自身を含む): 184987800

約数和(自身を除く): 103013152

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 2842, 5684, 7211, 11368, 14422, 28844, 50477, 57688, 100954, 201908, 209119, 353339, 403816, 418238, 706678, 836476, 1413356, 1463833, 1672952, 2826712, 2927666, 5855332, 10246831, 11710664, 20493662, 40987324, 81974648]

約数ペア:

[(1, 81974648), (2, 40987324), (4, 20493662), (7, 11710664), (8, 10246831), (14, 5855332), (28, 2927666), (29, 2826712), (49, 1672952), (56, 1463833), (58, 1413356), (98, 836476), (116, 706678), (196, 418238), (203, 403816), (232, 353339), (392, 209119), (406, 201908), (812, 100954), (1421, 57688), (1624, 50477), (2842, 28844), (5684, 14422), (7211, 11368)]