49991320

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1409}}^1$

素因数の和:2307

約数の個数: 32

約数和(自身を含む): 112687200

約数和(自身を除く): 62695880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1409, 1774, 2818, 3548, 4435, 5636, 7045, 7096, 8870, 11272, 14090, 17740, 28180, 35480, 56360, 1249783, 2499566, 4999132, 6248915, 9998264, 12497830, 24995660, 49991320]

約数ペア:

[(1, 49991320), (2, 24995660), (4, 12497830), (5, 9998264), (8, 6248915), (10, 4999132), (20, 2499566), (40, 1249783), (887, 56360), (1409, 35480), (1774, 28180), (2818, 17740), (3548, 14090), (4435, 11272), (5636, 8870), (7045, 7096)]