145720316

素因数分解:

$2^2\times 7^2\times {\mathrm{809}}^1\times {\mathrm{919}}^1$

素因数の和:1746

約数の個数: 36

約数和(自身を含む): 297334800

約数和(自身を除く): 151614484

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 809, 919, 1618, 1838, 3236, 3676, 5663, 6433, 11326, 12866, 22652, 25732, 39641, 45031, 79282, 90062, 158564, 180124, 743471, 1486942, 2973884, 5204297, 10408594, 20817188, 36430079, 72860158, 145720316]

約数ペア:

[(1, 145720316), (2, 72860158), (4, 36430079), (7, 20817188), (14, 10408594), (28, 5204297), (49, 2973884), (98, 1486942), (196, 743471), (809, 180124), (919, 158564), (1618, 90062), (1838, 79282), (3236, 45031), (3676, 39641), (5663, 25732), (6433, 22652), (11326, 12866)]