31700320

素因数分解:

$2^5\times 5^1\times {\mathrm{198127}}^1$

素因数の和:198142

約数の個数: 24

約数和(自身を含む): 74892384

約数和(自身を除く): 43192064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 198127, 396254, 792508, 990635, 1585016, 1981270, 3170032, 3962540, 6340064, 7925080, 15850160, 31700320]

約数ペア:

[(1, 31700320), (2, 15850160), (4, 7925080), (5, 6340064), (8, 3962540), (10, 3170032), (16, 1981270), (20, 1585016), (32, 990635), (40, 792508), (80, 396254), (160, 198127)]