8320160

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 19845000

約数和(自身を除く): 11524840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 349, 596, 698, 745, 1192, 1396, 1490, 1745, 2384, 2792, 2980, 3490, 4768, 5584, 5960, 6980, 11168, 11920, 13960, 23840, 27920, 52001, 55840, 104002, 208004, 260005, 416008, 520010, 832016, 1040020, 1664032, 2080040, 4160080, 8320160]

約数ペア:

[(1, 8320160), (2, 4160080), (4, 2080040), (5, 1664032), (8, 1040020), (10, 832016), (16, 520010), (20, 416008), (32, 260005), (40, 208004), (80, 104002), (149, 55840), (160, 52001), (298, 27920), (349, 23840), (596, 13960), (698, 11920), (745, 11168), (1192, 6980), (1396, 5960), (1490, 5584), (1745, 4768), (2384, 3490), (2792, 2980)]