68900392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4987}}^1$

素因数の和:5161

約数の個数: 32

約数和(自身を含む): 141858720

約数和(自身を除く): 72958328

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 157, 314, 628, 1256, 1727, 3454, 4987, 6908, 9974, 13816, 19948, 39896, 54857, 109714, 219428, 438856, 782959, 1565918, 3131836, 6263672, 8612549, 17225098, 34450196, 68900392]

約数ペア:

[(1, 68900392), (2, 34450196), (4, 17225098), (8, 8612549), (11, 6263672), (22, 3131836), (44, 1565918), (88, 782959), (157, 438856), (314, 219428), (628, 109714), (1256, 54857), (1727, 39896), (3454, 19948), (4987, 13816), (6908, 9974)]