97720840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5209}}^1$

素因数の和:5294

約数の個数: 64

約数和(自身を含む): 255081600

約数和(自身を除く): 157360760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 5209, 9380, 10418, 18760, 20836, 26045, 36463, 41672, 52090, 72926, 104180, 145852, 182315, 208360, 291704, 349003, 364630, 698006, 729260, 1396012, 1458520, 1745015, 2443021, 2792024, 3490030, 4886042, 6980060, 9772084, 12215105, 13960120, 19544168, 24430210, 48860420, 97720840]

約数ペア:

[(1, 97720840), (2, 48860420), (4, 24430210), (5, 19544168), (7, 13960120), (8, 12215105), (10, 9772084), (14, 6980060), (20, 4886042), (28, 3490030), (35, 2792024), (40, 2443021), (56, 1745015), (67, 1458520), (70, 1396012), (134, 729260), (140, 698006), (268, 364630), (280, 349003), (335, 291704), (469, 208360), (536, 182315), (670, 145852), (938, 104180), (1340, 72926), (1876, 52090), (2345, 41672), (2680, 36463), (3752, 26045), (4690, 20836), (5209, 18760), (9380, 10418)]