80854215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 148646400

約数和(自身を除く): 67792185

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 139, 157, 195, 247, 285, 417, 471, 695, 741, 785, 1235, 1807, 2041, 2085, 2355, 2641, 2983, 3705, 5421, 6123, 7923, 8949, 9035, 10205, 13205, 14915, 21823, 27105, 30615, 34333, 38779, 39615, 44745, 65469, 102999, 109115, 116337, 171665, 193895, 283699, 327345, 414637, 514995, 581685, 851097, 1243911, 1418495, 2073185, 4255485, 5390281, 6219555, 16170843, 26951405, 80854215]

約数ペア:

[(1, 80854215), (3, 26951405), (5, 16170843), (13, 6219555), (15, 5390281), (19, 4255485), (39, 2073185), (57, 1418495), (65, 1243911), (95, 851097), (139, 581685), (157, 514995), (195, 414637), (247, 327345), (285, 283699), (417, 193895), (471, 171665), (695, 116337), (741, 109115), (785, 102999), (1235, 65469), (1807, 44745), (2041, 39615), (2085, 38779), (2355, 34333), (2641, 30615), (2983, 27105), (3705, 21823), (5421, 14915), (6123, 13205), (7923, 10205), (8949, 9035)]