51311248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2767}}^1$

素因数の和:2855

約数の個数: 40

約数和(自身を含む): 106401920

約数和(自身を除く): 55090672

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 2767, 4636, 5534, 9272, 11068, 18544, 22136, 44272, 52573, 105146, 168787, 210292, 337574, 420584, 675148, 841168, 1350296, 2700592, 3206953, 6413906, 12827812, 25655624, 51311248]

約数ペア:

[(1, 51311248), (2, 25655624), (4, 12827812), (8, 6413906), (16, 3206953), (19, 2700592), (38, 1350296), (61, 841168), (76, 675148), (122, 420584), (152, 337574), (244, 210292), (304, 168787), (488, 105146), (976, 52573), (1159, 44272), (2318, 22136), (2767, 18544), (4636, 11068), (5534, 9272)]