618545425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{19937}}^1$

素因数の和:20037

約数の個数: 24

約数和(自身を含む): 823279896

約数和(自身を除く): 204734471

約数列:

[1, 5, 17, 25, 73, 85, 365, 425, 1241, 1825, 6205, 19937, 31025, 99685, 338929, 498425, 1455401, 1694645, 7277005, 8473225, 24741817, 36385025, 123709085, 618545425]

約数ペア:

[(1, 618545425), (5, 123709085), (17, 36385025), (25, 24741817), (73, 8473225), (85, 7277005), (365, 1694645), (425, 1455401), (1241, 498425), (1825, 338929), (6205, 99685), (19937, 31025)]