29879840

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 72

約数和(自身を含む): 72986508

約数和(自身を除く): 43106668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 101, 160, 172, 202, 215, 344, 404, 430, 505, 688, 808, 860, 1010, 1376, 1616, 1720, 1849, 2020, 3232, 3440, 3698, 4040, 4343, 6880, 7396, 8080, 8686, 9245, 14792, 16160, 17372, 18490, 21715, 29584, 34744, 36980, 43430, 59168, 69488, 73960, 86860, 138976, 147920, 173720, 186749, 295840, 347440, 373498, 694880, 746996, 933745, 1493992, 1867490, 2987984, 3734980, 5975968, 7469960, 14939920, 29879840]

約数ペア:

[(1, 29879840), (2, 14939920), (4, 7469960), (5, 5975968), (8, 3734980), (10, 2987984), (16, 1867490), (20, 1493992), (32, 933745), (40, 746996), (43, 694880), (80, 373498), (86, 347440), (101, 295840), (160, 186749), (172, 173720), (202, 147920), (215, 138976), (344, 86860), (404, 73960), (430, 69488), (505, 59168), (688, 43430), (808, 36980), (860, 34744), (1010, 29584), (1376, 21715), (1616, 18490), (1720, 17372), (1849, 16160), (2020, 14792), (3232, 9245), (3440, 8686), (3698, 8080), (4040, 7396), (4343, 6880)]