202923305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{449}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 278964000

約数和(自身を除く): 76040695

約数列:

[1, 5, 13, 17, 65, 85, 221, 409, 449, 1105, 2045, 2245, 5317, 5837, 6953, 7633, 26585, 29185, 34765, 38165, 90389, 99229, 183641, 451945, 496145, 918205, 2387333, 3121897, 11936665, 15609485, 40584661, 202923305]

約数ペア:

[(1, 202923305), (5, 40584661), (13, 15609485), (17, 11936665), (65, 3121897), (85, 2387333), (221, 918205), (409, 496145), (449, 451945), (1105, 183641), (2045, 99229), (2245, 90389), (5317, 38165), (5837, 34765), (6953, 29185), (7633, 26585)]