201215570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{4273}}^1$

素因数の和:4574

約数の個数: 32

約数和(自身を含む): 384967728

約数和(自身を除く): 183752158

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 277, 554, 1385, 2770, 4273, 4709, 8546, 9418, 21365, 23545, 42730, 47090, 72641, 145282, 363205, 726410, 1183621, 2367242, 5918105, 11836210, 20121557, 40243114, 100607785, 201215570]

約数ペア:

[(1, 201215570), (2, 100607785), (5, 40243114), (10, 20121557), (17, 11836210), (34, 5918105), (85, 2367242), (170, 1183621), (277, 726410), (554, 363205), (1385, 145282), (2770, 72641), (4273, 47090), (4709, 42730), (8546, 23545), (9418, 21365)]