166157860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1093}}^1$

素因数の和:1804

約数の個数: 48

約数和(自身を含む): 381552192

約数和(自身を除く): 215394332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 691, 1093, 1382, 2186, 2764, 3455, 4372, 5465, 6910, 7601, 10930, 12023, 13820, 15202, 21860, 24046, 30404, 38005, 48092, 60115, 76010, 120230, 152020, 240460, 755263, 1510526, 3021052, 3776315, 7552630, 8307893, 15105260, 16615786, 33231572, 41539465, 83078930, 166157860]

約数ペア:

[(1, 166157860), (2, 83078930), (4, 41539465), (5, 33231572), (10, 16615786), (11, 15105260), (20, 8307893), (22, 7552630), (44, 3776315), (55, 3021052), (110, 1510526), (220, 755263), (691, 240460), (1093, 152020), (1382, 120230), (2186, 76010), (2764, 60115), (3455, 48092), (4372, 38005), (5465, 30404), (6910, 24046), (7601, 21860), (10930, 15202), (12023, 13820)]