208037120

素因数分解:

$2^8\times 5^1\times {\mathrm{162529}}^1$

素因数の和:162550

約数の個数: 36

約数和(自身を含む): 498316980

約数和(自身を除く): 290279860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 162529, 325058, 650116, 812645, 1300232, 1625290, 2600464, 3250580, 5200928, 6501160, 10401856, 13002320, 20803712, 26004640, 41607424, 52009280, 104018560, 208037120]

約数ペア:

[(1, 208037120), (2, 104018560), (4, 52009280), (5, 41607424), (8, 26004640), (10, 20803712), (16, 13002320), (20, 10401856), (32, 6501160), (40, 5200928), (64, 3250580), (80, 2600464), (128, 1625290), (160, 1300232), (256, 812645), (320, 650116), (640, 325058), (1280, 162529)]