67317440

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{997}}^1$

素因数の和:1225

約数の個数: 56

約数和(自身を含む): 161220912

約数和(自身を除く): 93903472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 997, 1055, 1688, 1994, 2110, 3376, 3988, 4220, 4985, 6752, 7976, 8440, 9970, 13504, 15952, 16880, 19940, 31904, 33760, 39880, 63808, 67520, 79760, 159520, 210367, 319040, 420734, 841468, 1051835, 1682936, 2103670, 3365872, 4207340, 6731744, 8414680, 13463488, 16829360, 33658720, 67317440]

約数ペア:

[(1, 67317440), (2, 33658720), (4, 16829360), (5, 13463488), (8, 8414680), (10, 6731744), (16, 4207340), (20, 3365872), (32, 2103670), (40, 1682936), (64, 1051835), (80, 841468), (160, 420734), (211, 319040), (320, 210367), (422, 159520), (844, 79760), (997, 67520), (1055, 63808), (1688, 39880), (1994, 33760), (2110, 31904), (3376, 19940), (3988, 16880), (4220, 15952), (4985, 13504), (6752, 9970), (7976, 8440)]