85210240

素因数分解:

$2^7\times 5^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 204995520

約数和(自身を除く): 119785280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 320, 422, 631, 640, 844, 1055, 1262, 1688, 2110, 2524, 3155, 3376, 4220, 5048, 6310, 6752, 8440, 10096, 12620, 13504, 16880, 20192, 25240, 27008, 33760, 40384, 50480, 67520, 80768, 100960, 133141, 135040, 201920, 266282, 403840, 532564, 665705, 1065128, 1331410, 2130256, 2662820, 4260512, 5325640, 8521024, 10651280, 17042048, 21302560, 42605120, 85210240]

約数ペア:

[(1, 85210240), (2, 42605120), (4, 21302560), (5, 17042048), (8, 10651280), (10, 8521024), (16, 5325640), (20, 4260512), (32, 2662820), (40, 2130256), (64, 1331410), (80, 1065128), (128, 665705), (160, 532564), (211, 403840), (320, 266282), (422, 201920), (631, 135040), (640, 133141), (844, 100960), (1055, 80768), (1262, 67520), (1688, 50480), (2110, 40384), (2524, 33760), (3155, 27008), (3376, 25240), (4220, 20192), (5048, 16880), (6310, 13504), (6752, 12620), (8440, 10096)]