83672840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{48647}}^1$

素因数の和:48701

約数の個数: 32

約数和(自身を含む): 192646080

約数和(自身を除く): 108973240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 48647, 97294, 194588, 243235, 389176, 486470, 972940, 1945880, 2091821, 4183642, 8367284, 10459105, 16734568, 20918210, 41836420, 83672840]

約数ペア:

[(1, 83672840), (2, 41836420), (4, 20918210), (5, 16734568), (8, 10459105), (10, 8367284), (20, 4183642), (40, 2091821), (43, 1945880), (86, 972940), (172, 486470), (215, 389176), (344, 243235), (430, 194588), (860, 97294), (1720, 48647)]