137004760

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21013}}^1$

素因数の和:21187

約数の個数: 32

約数和(自身を含む): 310166640

約数和(自身を除く): 173161880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 21013, 42026, 84052, 105065, 168104, 210130, 420260, 840520, 3425119, 6850238, 13700476, 17125595, 27400952, 34251190, 68502380, 137004760]

約数ペア:

[(1, 137004760), (2, 68502380), (4, 34251190), (5, 27400952), (8, 17125595), (10, 13700476), (20, 6850238), (40, 3425119), (163, 840520), (326, 420260), (652, 210130), (815, 168104), (1304, 105065), (1630, 84052), (3260, 42026), (6520, 21013)]