80605994

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 142217856

約数和(自身を除く): 61611862

約数列:

[1, 2, 7, 14, 43, 86, 257, 301, 514, 521, 602, 1042, 1799, 3598, 3647, 7294, 11051, 22102, 22403, 44806, 77357, 133897, 154714, 156821, 267794, 313642, 937279, 1874558, 5757571, 11515142, 40302997, 80605994]

約数ペア:

[(1, 80605994), (2, 40302997), (7, 11515142), (14, 5757571), (43, 1874558), (86, 937279), (257, 313642), (301, 267794), (514, 156821), (521, 154714), (602, 133897), (1042, 77357), (1799, 44806), (3598, 22403), (3647, 22102), (7294, 11051)]