161926016

素因数分解:

$2^7\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1423}}^1$

素因数の和:1571

約数の個数: 64

約数和(自身を含む): 371834880

約数和(自身を除く): 209908864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 448, 508, 889, 896, 1016, 1423, 1778, 2032, 2846, 3556, 4064, 5692, 7112, 8128, 9961, 11384, 14224, 16256, 19922, 22768, 28448, 39844, 45536, 56896, 79688, 91072, 113792, 159376, 180721, 182144, 318752, 361442, 637504, 722884, 1265047, 1275008, 1445768, 2530094, 2891536, 5060188, 5783072, 10120376, 11566144, 20240752, 23132288, 40481504, 80963008, 161926016]

約数ペア:

[(1, 161926016), (2, 80963008), (4, 40481504), (7, 23132288), (8, 20240752), (14, 11566144), (16, 10120376), (28, 5783072), (32, 5060188), (56, 2891536), (64, 2530094), (112, 1445768), (127, 1275008), (128, 1265047), (224, 722884), (254, 637504), (448, 361442), (508, 318752), (889, 182144), (896, 180721), (1016, 159376), (1423, 113792), (1778, 91072), (2032, 79688), (2846, 56896), (3556, 45536), (4064, 39844), (5692, 28448), (7112, 22768), (8128, 19922), (9961, 16256), (11384, 14224)]