53208880

素因数分解:

$2^4\times 5^1\times {\mathrm{665111}}^1$

素因数の和:665124

約数の個数: 20

約数和(自身を含む): 123710832

約数和(自身を除く): 70501952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 665111, 1330222, 2660444, 3325555, 5320888, 6651110, 10641776, 13302220, 26604440, 53208880]

約数ペア:

[(1, 53208880), (2, 26604440), (4, 13302220), (5, 10641776), (8, 6651110), (10, 5320888), (16, 3325555), (20, 2660444), (40, 1330222), (80, 665111)]