28136181310

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2081}}^1\times {\mathrm{10321}}^1$

素因数の和:12540

約数の個数: 32

約数和(自身を含む): 51061199904

約数和(自身を除く): 22925018594

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 2081, 4162, 10321, 10405, 20642, 20810, 51605, 103210, 272611, 545222, 1352051, 1363055, 2704102, 2726110, 6760255, 13520510, 21478001, 42956002, 107390005, 214780010, 2813618131, 5627236262, 14068090655, 28136181310]

約数ペア:

[(1, 28136181310), (2, 14068090655), (5, 5627236262), (10, 2813618131), (131, 214780010), (262, 107390005), (655, 42956002), (1310, 21478001), (2081, 13520510), (4162, 6760255), (10321, 2726110), (10405, 2704102), (20642, 1363055), (20810, 1352051), (51605, 545222), (103210, 272611)]