138724900

素因数分解:

$2^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{5119}}^1$

素因数の和:5404

約数の個数: 36

約数和(自身を含む): 302202880

約数和(自身を除く): 163477980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 271, 542, 1084, 1355, 2710, 5119, 5420, 6775, 10238, 13550, 20476, 25595, 27100, 51190, 102380, 127975, 255950, 511900, 1387249, 2774498, 5548996, 6936245, 13872490, 27744980, 34681225, 69362450, 138724900]

約数ペア:

[(1, 138724900), (2, 69362450), (4, 34681225), (5, 27744980), (10, 13872490), (20, 6936245), (25, 5548996), (50, 2774498), (100, 1387249), (271, 511900), (542, 255950), (1084, 127975), (1355, 102380), (2710, 51190), (5119, 27100), (5420, 25595), (6775, 20476), (10238, 13550)]