164058880

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1913}}^1$

素因数の和:2001

約数の個数: 72

約数和(自身を含む): 399046032

約数和(自身を除く): 234987152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 670, 1072, 1280, 1340, 1913, 2144, 2680, 3826, 4288, 5360, 7652, 8576, 9565, 10720, 15304, 17152, 19130, 21440, 30608, 38260, 42880, 61216, 76520, 85760, 122432, 128171, 153040, 244864, 256342, 306080, 489728, 512684, 612160, 640855, 1025368, 1224320, 1281710, 2050736, 2448640, 2563420, 4101472, 5126840, 8202944, 10253680, 16405888, 20507360, 32811776, 41014720, 82029440, 164058880]

約数ペア:

[(1, 164058880), (2, 82029440), (4, 41014720), (5, 32811776), (8, 20507360), (10, 16405888), (16, 10253680), (20, 8202944), (32, 5126840), (40, 4101472), (64, 2563420), (67, 2448640), (80, 2050736), (128, 1281710), (134, 1224320), (160, 1025368), (256, 640855), (268, 612160), (320, 512684), (335, 489728), (536, 306080), (640, 256342), (670, 244864), (1072, 153040), (1280, 128171), (1340, 122432), (1913, 85760), (2144, 76520), (2680, 61216), (3826, 42880), (4288, 38260), (5360, 30608), (7652, 21440), (8576, 19130), (9565, 17152), (10720, 15304)]