253799824

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{1009}}^1$

素因数の和:1295

約数の個数: 40

約数和(自身を含む): 500960000

約数和(自身を除く): 247160176

約数列:

[1, 2, 4, 8, 16, 79, 158, 199, 316, 398, 632, 796, 1009, 1264, 1592, 2018, 3184, 4036, 8072, 15721, 16144, 31442, 62884, 79711, 125768, 159422, 200791, 251536, 318844, 401582, 637688, 803164, 1275376, 1606328, 3212656, 15862489, 31724978, 63449956, 126899912, 253799824]

約数ペア:

[(1, 253799824), (2, 126899912), (4, 63449956), (8, 31724978), (16, 15862489), (79, 3212656), (158, 1606328), (199, 1275376), (316, 803164), (398, 637688), (632, 401582), (796, 318844), (1009, 251536), (1264, 200791), (1592, 159422), (2018, 125768), (3184, 79711), (4036, 62884), (8072, 31442), (15721, 16144)]