25318384

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17389}}^1$

素因数の和:17417

約数の個数: 40

約数和(自身を含む): 60378080

約数和(自身を除く): 35059696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 17389, 34778, 69556, 121723, 139112, 226057, 243446, 278224, 452114, 486892, 904228, 973784, 1582399, 1808456, 1947568, 3164798, 3616912, 6329596, 12659192, 25318384]

約数ペア:

[(1, 25318384), (2, 12659192), (4, 6329596), (7, 3616912), (8, 3164798), (13, 1947568), (14, 1808456), (16, 1582399), (26, 973784), (28, 904228), (52, 486892), (56, 452114), (91, 278224), (104, 243446), (112, 226057), (182, 139112), (208, 121723), (364, 69556), (728, 34778), (1456, 17389)]