25772816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4987}}^1$

素因数の和:5031

約数の個数: 40

約数和(自身を含む): 55666080

約数和(自身を除く): 29893264

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 4987, 5168, 9974, 19948, 39896, 79792, 84779, 94753, 169558, 189506, 339116, 379012, 678232, 758024, 1356464, 1516048, 1610801, 3221602, 6443204, 12886408, 25772816]

約数ペア:

[(1, 25772816), (2, 12886408), (4, 6443204), (8, 3221602), (16, 1610801), (17, 1516048), (19, 1356464), (34, 758024), (38, 678232), (68, 379012), (76, 339116), (136, 189506), (152, 169558), (272, 94753), (304, 84779), (323, 79792), (646, 39896), (1292, 19948), (2584, 9974), (4987, 5168)]