161319536

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:622

約数の個数: 80

約数和(自身を含む): 373309440

約数和(自身を除く): 211989904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 97, 112, 124, 194, 217, 248, 388, 434, 479, 496, 679, 776, 868, 958, 1358, 1552, 1736, 1916, 2716, 3007, 3353, 3472, 3832, 5432, 6014, 6706, 7664, 10864, 12028, 13412, 14849, 21049, 24056, 26824, 29698, 42098, 46463, 48112, 53648, 59396, 84196, 92926, 103943, 118792, 168392, 185852, 207886, 237584, 325241, 336784, 371704, 415772, 650482, 743408, 831544, 1300964, 1440353, 1663088, 2601928, 2880706, 5203856, 5761412, 10082471, 11522824, 20164942, 23045648, 40329884, 80659768, 161319536]

約数ペア:

[(1, 161319536), (2, 80659768), (4, 40329884), (7, 23045648), (8, 20164942), (14, 11522824), (16, 10082471), (28, 5761412), (31, 5203856), (56, 2880706), (62, 2601928), (97, 1663088), (112, 1440353), (124, 1300964), (194, 831544), (217, 743408), (248, 650482), (388, 415772), (434, 371704), (479, 336784), (496, 325241), (679, 237584), (776, 207886), (868, 185852), (958, 168392), (1358, 118792), (1552, 103943), (1736, 92926), (1916, 84196), (2716, 59396), (3007, 53648), (3353, 48112), (3472, 46463), (3832, 42098), (5432, 29698), (6014, 26824), (6706, 24056), (7664, 21049), (10864, 14849), (12028, 13412)]