25956464

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:465

約数の個数: 40

約数和(自身を含む): 51862752

約数和(自身を除く): 25906288

約数列:

[1, 2, 4, 8, 16, 71, 73, 142, 146, 284, 292, 313, 568, 584, 626, 1136, 1168, 1252, 2504, 5008, 5183, 10366, 20732, 22223, 22849, 41464, 44446, 45698, 82928, 88892, 91396, 177784, 182792, 355568, 365584, 1622279, 3244558, 6489116, 12978232, 25956464]

約数ペア:

[(1, 25956464), (2, 12978232), (4, 6489116), (8, 3244558), (16, 1622279), (71, 365584), (73, 355568), (142, 182792), (146, 177784), (284, 91396), (292, 88892), (313, 82928), (568, 45698), (584, 44446), (626, 41464), (1136, 22849), (1168, 22223), (1252, 20732), (2504, 10366), (5008, 5183)]