25479628

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 45874080

約数和(自身を除く): 20394452

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 1229, 2458, 4916, 5183, 10366, 20732, 87259, 89717, 174518, 179434, 349036, 358868, 6369907, 12739814, 25479628]

約数ペア:

[(1, 25479628), (2, 12739814), (4, 6369907), (71, 358868), (73, 349036), (142, 179434), (146, 174518), (284, 89717), (292, 87259), (1229, 20732), (2458, 10366), (4916, 5183)]