72455456

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 148780800

約数和(自身を除く): 76325344

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 163, 232, 326, 464, 479, 652, 928, 958, 1304, 1916, 2608, 3832, 4727, 5216, 7664, 9454, 13891, 15328, 18908, 27782, 37816, 55564, 75632, 78077, 111128, 151264, 156154, 222256, 312308, 444512, 624616, 1249232, 2264233, 2498464, 4528466, 9056932, 18113864, 36227728, 72455456]

約数ペア:

[(1, 72455456), (2, 36227728), (4, 18113864), (8, 9056932), (16, 4528466), (29, 2498464), (32, 2264233), (58, 1249232), (116, 624616), (163, 444512), (232, 312308), (326, 222256), (464, 156154), (479, 151264), (652, 111128), (928, 78077), (958, 75632), (1304, 55564), (1916, 37816), (2608, 27782), (3832, 18908), (4727, 15328), (5216, 13891), (7664, 9454)]