71191456

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3571}}^1$

素因数の和:3677

約数の個数: 48

約数和(自身を含む): 162025920

約数和(自身を除く): 90834464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 2492, 2848, 3571, 4984, 7142, 9968, 14284, 19936, 24997, 28568, 49994, 57136, 99988, 114272, 199976, 317819, 399952, 635638, 799904, 1271276, 2224733, 2542552, 4449466, 5085104, 8898932, 10170208, 17797864, 35595728, 71191456]

約数ペア:

[(1, 71191456), (2, 35595728), (4, 17797864), (7, 10170208), (8, 8898932), (14, 5085104), (16, 4449466), (28, 2542552), (32, 2224733), (56, 1271276), (89, 799904), (112, 635638), (178, 399952), (224, 317819), (356, 199976), (623, 114272), (712, 99988), (1246, 57136), (1424, 49994), (2492, 28568), (2848, 24997), (3571, 19936), (4984, 14284), (7142, 9968)]