13555000

素因数分解:

$2^3\times 5^4\times {\mathrm{2711}}^1$

素因数の和:2737

約数の個数: 40

約数和(自身を含む): 31771080

約数和(自身を除く): 18216080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 2711, 5000, 5422, 10844, 13555, 21688, 27110, 54220, 67775, 108440, 135550, 271100, 338875, 542200, 677750, 1355500, 1694375, 2711000, 3388750, 6777500, 13555000]

約数ペア:

[(1, 13555000), (2, 6777500), (4, 3388750), (5, 2711000), (8, 1694375), (10, 1355500), (20, 677750), (25, 542200), (40, 338875), (50, 271100), (100, 135550), (125, 108440), (200, 67775), (250, 54220), (500, 27110), (625, 21688), (1000, 13555), (1250, 10844), (2500, 5422), (2711, 5000)]