66388225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 84994560

約数和(自身を除く): 18606335

約数列:

[1, 5, 25, 41, 205, 239, 271, 1025, 1195, 1355, 5975, 6775, 9799, 11111, 48995, 55555, 64769, 244975, 277775, 323845, 1619225, 2655529, 13277645, 66388225]

約数ペア:

[(1, 66388225), (5, 13277645), (25, 2655529), (41, 1619225), (205, 323845), (239, 277775), (271, 244975), (1025, 64769), (1195, 55555), (1355, 48995), (5975, 11111), (6775, 9799)]