25804977376

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{695777}}^1$

素因数の和:695867

約数の個数: 48

約数和(自身を含む): 54354177360

約数和(自身を除く): 28549199984

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 76, 122, 152, 244, 304, 488, 608, 976, 1159, 1952, 2318, 4636, 9272, 18544, 37088, 695777, 1391554, 2783108, 5566216, 11132432, 13219763, 22264864, 26439526, 42442397, 52879052, 84884794, 105758104, 169769588, 211516208, 339539176, 423032416, 679078352, 806405543, 1358156704, 1612811086, 3225622172, 6451244344, 12902488688, 25804977376]

約数ペア:

[(1, 25804977376), (2, 12902488688), (4, 6451244344), (8, 3225622172), (16, 1612811086), (19, 1358156704), (32, 806405543), (38, 679078352), (61, 423032416), (76, 339539176), (122, 211516208), (152, 169769588), (244, 105758104), (304, 84884794), (488, 52879052), (608, 42442397), (976, 26439526), (1159, 22264864), (1952, 13219763), (2318, 11132432), (4636, 5566216), (9272, 2783108), (18544, 1391554), (37088, 695777)]