129455456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7237}}^1$

素因数の和:7303

約数の個数: 48

約数和(自身を含む): 280892304

約数和(自身を除く): 151436848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4472, 7237, 8944, 14474, 17888, 28948, 57896, 94081, 115792, 188162, 231584, 311191, 376324, 622382, 752648, 1244764, 1505296, 2489528, 3010592, 4045483, 4979056, 8090966, 9958112, 16181932, 32363864, 64727728, 129455456]

約数ペア:

[(1, 129455456), (2, 64727728), (4, 32363864), (8, 16181932), (13, 9958112), (16, 8090966), (26, 4979056), (32, 4045483), (43, 3010592), (52, 2489528), (86, 1505296), (104, 1244764), (172, 752648), (208, 622382), (344, 376324), (416, 311191), (559, 231584), (688, 188162), (1118, 115792), (1376, 94081), (2236, 57896), (4472, 28948), (7237, 17888), (8944, 14474)]