166279660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{997}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 362154240

約数和(自身を除く): 195874580

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 269, 310, 538, 620, 997, 1076, 1345, 1994, 2690, 3988, 4985, 5380, 8339, 9970, 16678, 19940, 30907, 33356, 41695, 61814, 83390, 123628, 154535, 166780, 268193, 309070, 536386, 618140, 1072772, 1340965, 2681930, 5363860, 8313983, 16627966, 33255932, 41569915, 83139830, 166279660]

約数ペア:

[(1, 166279660), (2, 83139830), (4, 41569915), (5, 33255932), (10, 16627966), (20, 8313983), (31, 5363860), (62, 2681930), (124, 1340965), (155, 1072772), (269, 618140), (310, 536386), (538, 309070), (620, 268193), (997, 166780), (1076, 154535), (1345, 123628), (1994, 83390), (2690, 61814), (3988, 41695), (4985, 33356), (5380, 30907), (8339, 19940), (9970, 16678)]