8427540670

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2063}}^1\times {\mathrm{5171}}^1$

素因数の和:7320

約数の個数: 32

約数和(自身を含む): 15372011520

約数和(自身を除く): 6944470850

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 2063, 4126, 5171, 10315, 10342, 20630, 25855, 51710, 162977, 325954, 408509, 814885, 817018, 1629770, 2042545, 4085090, 10667773, 21335546, 53338865, 106677730, 842754067, 1685508134, 4213770335, 8427540670]

約数ペア:

[(1, 8427540670), (2, 4213770335), (5, 1685508134), (10, 842754067), (79, 106677730), (158, 53338865), (395, 21335546), (790, 10667773), (2063, 4085090), (4126, 2042545), (5171, 1629770), (10315, 817018), (10342, 814885), (20630, 408509), (25855, 325954), (51710, 162977)]