27825005

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 38556000

約数和(自身を除く): 10730995

約数列:

[1, 5, 13, 17, 65, 85, 149, 169, 221, 745, 845, 1105, 1937, 2197, 2533, 2873, 9685, 10985, 12665, 14365, 25181, 32929, 37349, 125905, 164645, 186745, 327353, 428077, 1636765, 2140385, 5565001, 27825005]

約数ペア:

[(1, 27825005), (5, 5565001), (13, 2140385), (17, 1636765), (65, 428077), (85, 327353), (149, 186745), (169, 164645), (221, 125905), (745, 37349), (845, 32929), (1105, 25181), (1937, 14365), (2197, 12665), (2533, 10985), (2873, 9685)]