218962225

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 276946560

約数和(自身を除く): 57984335

約数列:

[1, 5, 25, 71, 281, 355, 439, 1405, 1775, 2195, 7025, 10975, 19951, 31169, 99755, 123359, 155845, 498775, 616795, 779225, 3083975, 8758489, 43792445, 218962225]

約数ペア:

[(1, 218962225), (5, 43792445), (25, 8758489), (71, 3083975), (281, 779225), (355, 616795), (439, 498775), (1405, 155845), (1775, 123359), (2195, 99755), (7025, 31169), (10975, 19951)]