53131360

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2389}}^1$

素因数の和:2543

約数の個数: 48

約数和(自身を含む): 126478800

約数和(自身を除く): 73347440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2389, 2780, 4448, 4778, 5560, 9556, 11120, 11945, 19112, 22240, 23890, 38224, 47780, 76448, 95560, 191120, 332071, 382240, 664142, 1328284, 1660355, 2656568, 3320710, 5313136, 6641420, 10626272, 13282840, 26565680, 53131360]

約数ペア:

[(1, 53131360), (2, 26565680), (4, 13282840), (5, 10626272), (8, 6641420), (10, 5313136), (16, 3320710), (20, 2656568), (32, 1660355), (40, 1328284), (80, 664142), (139, 382240), (160, 332071), (278, 191120), (556, 95560), (695, 76448), (1112, 47780), (1390, 38224), (2224, 23890), (2389, 22240), (2780, 19112), (4448, 11945), (4778, 11120), (5560, 9556)]