72659870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1543}}^1$

素因数の和:1844

約数の個数: 32

約数和(自身を含む): 139071168

約数和(自身を除く): 66411298

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 277, 554, 1385, 1543, 2770, 3086, 4709, 7715, 9418, 15430, 23545, 26231, 47090, 52462, 131155, 262310, 427411, 854822, 2137055, 4274110, 7265987, 14531974, 36329935, 72659870]

約数ペア:

[(1, 72659870), (2, 36329935), (5, 14531974), (10, 7265987), (17, 4274110), (34, 2137055), (85, 854822), (170, 427411), (277, 262310), (554, 131155), (1385, 52462), (1543, 47090), (2770, 26231), (3086, 23545), (4709, 15430), (7715, 9418)]