129516640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73589}}^1$

素因数の和:73615

約数の個数: 48

約数和(自身を含む): 333804240

約数和(自身を除く): 204287600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 73589, 147178, 294356, 367945, 588712, 735890, 809479, 1177424, 1471780, 1618958, 2354848, 2943560, 3237916, 4047395, 5887120, 6475832, 8094790, 11774240, 12951664, 16189580, 25903328, 32379160, 64758320, 129516640]

約数ペア:

[(1, 129516640), (2, 64758320), (4, 32379160), (5, 25903328), (8, 16189580), (10, 12951664), (11, 11774240), (16, 8094790), (20, 6475832), (22, 5887120), (32, 4047395), (40, 3237916), (44, 2943560), (55, 2354848), (80, 1618958), (88, 1471780), (110, 1177424), (160, 809479), (176, 735890), (220, 588712), (352, 367945), (440, 294356), (880, 147178), (1760, 73589)]