77964544

素因数分解:

$2^8\times 7^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 179708480

約数和(自身を除く): 101743936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 256, 278, 313, 448, 556, 626, 896, 973, 1112, 1252, 1792, 1946, 2191, 2224, 2504, 3892, 4382, 4448, 5008, 7784, 8764, 8896, 10016, 15568, 17528, 17792, 20032, 31136, 35056, 35584, 40064, 43507, 62272, 70112, 80128, 87014, 124544, 140224, 174028, 249088, 280448, 304549, 348056, 560896, 609098, 696112, 1218196, 1392224, 2436392, 2784448, 4872784, 5568896, 9745568, 11137792, 19491136, 38982272, 77964544]

約数ペア:

[(1, 77964544), (2, 38982272), (4, 19491136), (7, 11137792), (8, 9745568), (14, 5568896), (16, 4872784), (28, 2784448), (32, 2436392), (56, 1392224), (64, 1218196), (112, 696112), (128, 609098), (139, 560896), (224, 348056), (256, 304549), (278, 280448), (313, 249088), (448, 174028), (556, 140224), (626, 124544), (896, 87014), (973, 80128), (1112, 70112), (1252, 62272), (1792, 43507), (1946, 40064), (2191, 35584), (2224, 35056), (2504, 31136), (3892, 20032), (4382, 17792), (4448, 17528), (5008, 15568), (7784, 10016), (8764, 8896)]