42165080

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1303}}^1$

素因数の和:2123

約数の個数: 32

約数和(自身を含む): 95061600

約数和(自身を除く): 52896520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1303, 1618, 2606, 3236, 4045, 5212, 6472, 6515, 8090, 10424, 13030, 16180, 26060, 32360, 52120, 1054127, 2108254, 4216508, 5270635, 8433016, 10541270, 21082540, 42165080]

約数ペア:

[(1, 42165080), (2, 21082540), (4, 10541270), (5, 8433016), (8, 5270635), (10, 4216508), (20, 2108254), (40, 1054127), (809, 52120), (1303, 32360), (1618, 26060), (2606, 16180), (3236, 13030), (4045, 10424), (5212, 8090), (6472, 6515)]