25738720

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{67}}^1$

素因数の和:110

約数の個数: 120

約数和(自身を含む): 71996904

約数和(自身を除く): 46258184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 67, 70, 80, 98, 112, 134, 140, 160, 196, 224, 245, 268, 280, 335, 343, 392, 469, 490, 536, 560, 670, 686, 784, 938, 980, 1072, 1120, 1340, 1372, 1568, 1715, 1876, 1960, 2144, 2345, 2401, 2680, 2744, 3283, 3430, 3752, 3920, 4690, 4802, 5360, 5488, 6566, 6860, 7504, 7840, 9380, 9604, 10720, 10976, 12005, 13132, 13720, 15008, 16415, 18760, 19208, 22981, 24010, 26264, 27440, 32830, 37520, 38416, 45962, 48020, 52528, 54880, 65660, 75040, 76832, 91924, 96040, 105056, 114905, 131320, 160867, 183848, 192080, 229810, 262640, 321734, 367696, 384160, 459620, 525280, 643468, 735392, 804335, 919240, 1286936, 1608670, 1838480, 2573872, 3217340, 3676960, 5147744, 6434680, 12869360, 25738720]

約数ペア:

[(1, 25738720), (2, 12869360), (4, 6434680), (5, 5147744), (7, 3676960), (8, 3217340), (10, 2573872), (14, 1838480), (16, 1608670), (20, 1286936), (28, 919240), (32, 804335), (35, 735392), (40, 643468), (49, 525280), (56, 459620), (67, 384160), (70, 367696), (80, 321734), (98, 262640), (112, 229810), (134, 192080), (140, 183848), (160, 160867), (196, 131320), (224, 114905), (245, 105056), (268, 96040), (280, 91924), (335, 76832), (343, 75040), (392, 65660), (469, 54880), (490, 52528), (536, 48020), (560, 45962), (670, 38416), (686, 37520), (784, 32830), (938, 27440), (980, 26264), (1072, 24010), (1120, 22981), (1340, 19208), (1372, 18760), (1568, 16415), (1715, 15008), (1876, 13720), (1960, 13132), (2144, 12005), (2345, 10976), (2401, 10720), (2680, 9604), (2744, 9380), (3283, 7840), (3430, 7504), (3752, 6860), (3920, 6566), (4690, 5488), (4802, 5360)]