164036860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{630911}}^1$

素因数の和:630933

約数の個数: 24

約数和(自身を含む): 370976256

約数和(自身を除く): 206939396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 630911, 1261822, 2523644, 3154555, 6309110, 8201843, 12618220, 16403686, 32807372, 41009215, 82018430, 164036860]

約数ペア:

[(1, 164036860), (2, 82018430), (4, 41009215), (5, 32807372), (10, 16403686), (13, 12618220), (20, 8201843), (26, 6309110), (52, 3154555), (65, 2523644), (130, 1261822), (260, 630911)]