54696280

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8389}}^1$

素因数の和:8563

約数の個数: 32

約数和(自身を含む): 123836400

約数和(自身を除く): 69140120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 8389, 16778, 33556, 41945, 67112, 83890, 167780, 335560, 1367407, 2734814, 5469628, 6837035, 10939256, 13674070, 27348140, 54696280]

約数ペア:

[(1, 54696280), (2, 27348140), (4, 13674070), (5, 10939256), (8, 6837035), (10, 5469628), (20, 2734814), (40, 1367407), (163, 335560), (326, 167780), (652, 83890), (815, 67112), (1304, 41945), (1630, 33556), (3260, 16778), (6520, 8389)]