201078160

素因数分解:

$2^4\times 5^1\times {\mathrm{2513477}}^1$

素因数の和:2513490

約数の個数: 20

約数和(自身を含む): 467506908

約数和(自身を除く): 266428748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2513477, 5026954, 10053908, 12567385, 20107816, 25134770, 40215632, 50269540, 100539080, 201078160]

約数ペア:

[(1, 201078160), (2, 100539080), (4, 50269540), (5, 40215632), (8, 25134770), (10, 20107816), (16, 12567385), (20, 10053908), (40, 5026954), (80, 2513477)]