215950880

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10303}}^1$

素因数の和:10449

約数の個数: 48

約数和(自身を含む): 514128384

約数和(自身を除く): 298177504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 10303, 10480, 20606, 20960, 41212, 51515, 82424, 103030, 164848, 206060, 329696, 412120, 824240, 1349693, 1648480, 2699386, 5398772, 6748465, 10797544, 13496930, 21595088, 26993860, 43190176, 53987720, 107975440, 215950880]

約数ペア:

[(1, 215950880), (2, 107975440), (4, 53987720), (5, 43190176), (8, 26993860), (10, 21595088), (16, 13496930), (20, 10797544), (32, 6748465), (40, 5398772), (80, 2699386), (131, 1648480), (160, 1349693), (262, 824240), (524, 412120), (655, 329696), (1048, 206060), (1310, 164848), (2096, 103030), (2620, 82424), (4192, 51515), (5240, 41212), (10303, 20960), (10480, 20606)]