80595398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 134702400

約数和(自身を除く): 54107002

約数列:

[1, 2, 13, 26, 37, 74, 199, 398, 421, 481, 842, 962, 2587, 5174, 5473, 7363, 10946, 14726, 15577, 31154, 83779, 95719, 167558, 191438, 202501, 405002, 1089127, 2178254, 3099823, 6199646, 40297699, 80595398]

約数ペア:

[(1, 80595398), (2, 40297699), (13, 6199646), (26, 3099823), (37, 2178254), (74, 1089127), (199, 405002), (398, 202501), (421, 191438), (481, 167558), (842, 95719), (962, 83779), (2587, 31154), (5174, 15577), (5473, 14726), (7363, 10946)]