13178900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 33289536

約数和(自身を除く): 20110636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 67, 70, 100, 134, 140, 175, 268, 281, 335, 350, 469, 562, 670, 700, 938, 1124, 1340, 1405, 1675, 1876, 1967, 2345, 2810, 3350, 3934, 4690, 5620, 6700, 7025, 7868, 9380, 9835, 11725, 14050, 18827, 19670, 23450, 28100, 37654, 39340, 46900, 49175, 75308, 94135, 98350, 131789, 188270, 196700, 263578, 376540, 470675, 527156, 658945, 941350, 1317890, 1882700, 2635780, 3294725, 6589450, 13178900]

約数ペア:

[(1, 13178900), (2, 6589450), (4, 3294725), (5, 2635780), (7, 1882700), (10, 1317890), (14, 941350), (20, 658945), (25, 527156), (28, 470675), (35, 376540), (50, 263578), (67, 196700), (70, 188270), (100, 131789), (134, 98350), (140, 94135), (175, 75308), (268, 49175), (281, 46900), (335, 39340), (350, 37654), (469, 28100), (562, 23450), (670, 19670), (700, 18827), (938, 14050), (1124, 11725), (1340, 9835), (1405, 9380), (1675, 7868), (1876, 7025), (1967, 6700), (2345, 5620), (2810, 4690), (3350, 3934)]