8049245560

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1281727}}^1$

素因数の和:1281895

約数の個数: 32

約数和(自身を含む): 18226172160

約数和(自身を除く): 10176926600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 1281727, 2563454, 5126908, 6408635, 10253816, 12817270, 25634540, 51269080, 201231139, 402462278, 804924556, 1006155695, 1609849112, 2012311390, 4024622780, 8049245560]

約数ペア:

[(1, 8049245560), (2, 4024622780), (4, 2012311390), (5, 1609849112), (8, 1006155695), (10, 804924556), (20, 402462278), (40, 201231139), (157, 51269080), (314, 25634540), (628, 12817270), (785, 10253816), (1256, 6408635), (1570, 5126908), (3140, 2563454), (6280, 1281727)]