25438708

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 45637704

約数和(自身を除く): 20198996

約数列:

[1, 2, 4, 61, 122, 137, 244, 274, 548, 761, 1522, 3044, 8357, 16714, 33428, 46421, 92842, 104257, 185684, 208514, 417028, 6359677, 12719354, 25438708]

約数ペア:

[(1, 25438708), (2, 12719354), (4, 6359677), (61, 417028), (122, 208514), (137, 185684), (244, 104257), (274, 92842), (548, 46421), (761, 33428), (1522, 16714), (3044, 8357)]