155281504

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{7789}}^1$

素因数の和:7895

約数の個数: 48

約数和(自身を含む): 353354400

約数和(自身を除く): 198072896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 2492, 2848, 4984, 7789, 9968, 15578, 19936, 31156, 54523, 62312, 109046, 124624, 218092, 249248, 436184, 693221, 872368, 1386442, 1744736, 2772884, 4852547, 5545768, 9705094, 11091536, 19410188, 22183072, 38820376, 77640752, 155281504]

約数ペア:

[(1, 155281504), (2, 77640752), (4, 38820376), (7, 22183072), (8, 19410188), (14, 11091536), (16, 9705094), (28, 5545768), (32, 4852547), (56, 2772884), (89, 1744736), (112, 1386442), (178, 872368), (224, 693221), (356, 436184), (623, 249248), (712, 218092), (1246, 124624), (1424, 109046), (2492, 62312), (2848, 54523), (4984, 31156), (7789, 19936), (9968, 15578)]