388776485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 507904992

約数和(自身を除く): 119128507

約数列:

[1, 5, 17, 61, 85, 97, 305, 485, 773, 1037, 1649, 3865, 5185, 5917, 8245, 13141, 29585, 47153, 65705, 74981, 100589, 235765, 374905, 502945, 801601, 1274677, 4008005, 4573841, 6373385, 22869205, 77755297, 388776485]

約数ペア:

[(1, 388776485), (5, 77755297), (17, 22869205), (61, 6373385), (85, 4573841), (97, 4008005), (305, 1274677), (485, 801601), (773, 502945), (1037, 374905), (1649, 235765), (3865, 100589), (5185, 74981), (5917, 65705), (8245, 47153), (13141, 29585)]