80434456

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{977}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 155267280

約数和(自身を除く): 74832824

約数列:

[1, 2, 4, 8, 41, 82, 164, 251, 328, 502, 977, 1004, 1954, 2008, 3908, 7816, 10291, 20582, 40057, 41164, 80114, 82328, 160228, 245227, 320456, 490454, 980908, 1961816, 10054307, 20108614, 40217228, 80434456]

約数ペア:

[(1, 80434456), (2, 40217228), (4, 20108614), (8, 10054307), (41, 1961816), (82, 980908), (164, 490454), (251, 320456), (328, 245227), (502, 160228), (977, 82328), (1004, 80114), (1954, 41164), (2008, 40057), (3908, 20582), (7816, 10291)]