81079568

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:623

約数の個数: 40

約数和(自身を含む): 160275456

約数和(自身を除く): 79195888

約数列:

[1, 2, 4, 8, 16, 101, 131, 202, 262, 383, 404, 524, 766, 808, 1048, 1532, 1616, 2096, 3064, 6128, 13231, 26462, 38683, 50173, 52924, 77366, 100346, 105848, 154732, 200692, 211696, 309464, 401384, 618928, 802768, 5067473, 10134946, 20269892, 40539784, 81079568]

約数ペア:

[(1, 81079568), (2, 40539784), (4, 20269892), (8, 10134946), (16, 5067473), (101, 802768), (131, 618928), (202, 401384), (262, 309464), (383, 211696), (404, 200692), (524, 154732), (766, 105848), (808, 100346), (1048, 77366), (1532, 52924), (1616, 50173), (2096, 38683), (3064, 26462), (6128, 13231)]