128165072

素因数分解:

$2^4\times 7^1\times {\mathrm{479}}^1\times {\mathrm{2389}}^1$

素因数の和:2883

約数の個数: 40

約数和(自身を含む): 284505600

約数和(自身を除く): 156340528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 479, 958, 1916, 2389, 3353, 3832, 4778, 6706, 7664, 9556, 13412, 16723, 19112, 26824, 33446, 38224, 53648, 66892, 133784, 267568, 1144331, 2288662, 4577324, 8010317, 9154648, 16020634, 18309296, 32041268, 64082536, 128165072]

約数ペア:

[(1, 128165072), (2, 64082536), (4, 32041268), (7, 18309296), (8, 16020634), (14, 9154648), (16, 8010317), (28, 4577324), (56, 2288662), (112, 1144331), (479, 267568), (958, 133784), (1916, 66892), (2389, 53648), (3353, 38224), (3832, 33446), (4778, 26824), (6706, 19112), (7664, 16723), (9556, 13412)]