201584080

素因数分解:

$2^4\times 5^1\times {\mathrm{2519801}}^1$

素因数の和:2519814

約数の個数: 20

約数和(自身を含む): 468683172

約数和(自身を除く): 267099092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2519801, 5039602, 10079204, 12599005, 20158408, 25198010, 40316816, 50396020, 100792040, 201584080]

約数ペア:

[(1, 201584080), (2, 100792040), (4, 50396020), (5, 40316816), (8, 25198010), (10, 20158408), (16, 12599005), (20, 10079204), (40, 5039602), (80, 2519801)]