89498260

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{199}}^2$

素因数の和:520

約数の個数: 36

約数和(自身を含む): 190567188

約数和(自身を除く): 101068928

約数列:

[1, 2, 4, 5, 10, 20, 113, 199, 226, 398, 452, 565, 796, 995, 1130, 1990, 2260, 3980, 22487, 39601, 44974, 79202, 89948, 112435, 158404, 198005, 224870, 396010, 449740, 792020, 4474913, 8949826, 17899652, 22374565, 44749130, 89498260]

約数ペア:

[(1, 89498260), (2, 44749130), (4, 22374565), (5, 17899652), (10, 8949826), (20, 4474913), (113, 792020), (199, 449740), (226, 396010), (398, 224870), (452, 198005), (565, 158404), (796, 112435), (995, 89948), (1130, 79202), (1990, 44974), (2260, 39601), (3980, 22487)]