78684800

素因数分解:

$2^7\times 5^2\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 197814720

約数和(自身を除く): 119129920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 67, 80, 100, 128, 134, 160, 200, 268, 320, 335, 367, 400, 536, 640, 670, 734, 800, 1072, 1340, 1468, 1600, 1675, 1835, 2144, 2680, 2936, 3200, 3350, 3670, 4288, 5360, 5872, 6700, 7340, 8576, 9175, 10720, 11744, 13400, 14680, 18350, 21440, 23488, 24589, 26800, 29360, 36700, 42880, 46976, 49178, 53600, 58720, 73400, 98356, 107200, 117440, 122945, 146800, 196712, 214400, 234880, 245890, 293600, 393424, 491780, 587200, 614725, 786848, 983560, 1174400, 1229450, 1573696, 1967120, 2458900, 3147392, 3934240, 4917800, 7868480, 9835600, 15736960, 19671200, 39342400, 78684800]

約数ペア:

[(1, 78684800), (2, 39342400), (4, 19671200), (5, 15736960), (8, 9835600), (10, 7868480), (16, 4917800), (20, 3934240), (25, 3147392), (32, 2458900), (40, 1967120), (50, 1573696), (64, 1229450), (67, 1174400), (80, 983560), (100, 786848), (128, 614725), (134, 587200), (160, 491780), (200, 393424), (268, 293600), (320, 245890), (335, 234880), (367, 214400), (400, 196712), (536, 146800), (640, 122945), (670, 117440), (734, 107200), (800, 98356), (1072, 73400), (1340, 58720), (1468, 53600), (1600, 49178), (1675, 46976), (1835, 42880), (2144, 36700), (2680, 29360), (2936, 26800), (3200, 24589), (3350, 23488), (3670, 21440), (4288, 18350), (5360, 14680), (5872, 13400), (6700, 11744), (7340, 10720), (8576, 9175)]