90210772

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{1069}}^1$

素因数の和:1180

約数の個数: 36

約数和(自身を含む): 170157820

約数和(自身を除く): 79947048

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 289, 292, 578, 1069, 1156, 1241, 2138, 2482, 4276, 4964, 18173, 21097, 36346, 42194, 72692, 78037, 84388, 156074, 308941, 312148, 617882, 1235764, 1326629, 2653258, 5306516, 22552693, 45105386, 90210772]

約数ペア:

[(1, 90210772), (2, 45105386), (4, 22552693), (17, 5306516), (34, 2653258), (68, 1326629), (73, 1235764), (146, 617882), (289, 312148), (292, 308941), (578, 156074), (1069, 84388), (1156, 78037), (1241, 72692), (2138, 42194), (2482, 36346), (4276, 21097), (4964, 18173)]