144205775

素因数分解:

$5^2\times 7^3\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 212486400

約数和(自身を除く): 68280625

約数列:

[1, 5, 7, 25, 35, 49, 67, 175, 245, 251, 335, 343, 469, 1225, 1255, 1675, 1715, 1757, 2345, 3283, 6275, 8575, 8785, 11725, 12299, 16415, 16817, 22981, 43925, 61495, 82075, 84085, 86093, 114905, 117719, 307475, 420425, 430465, 574525, 588595, 824033, 2152325, 2942975, 4120165, 5768231, 20600825, 28841155, 144205775]

約数ペア:

[(1, 144205775), (5, 28841155), (7, 20600825), (25, 5768231), (35, 4120165), (49, 2942975), (67, 2152325), (175, 824033), (245, 588595), (251, 574525), (335, 430465), (343, 420425), (469, 307475), (1225, 117719), (1255, 114905), (1675, 86093), (1715, 84085), (1757, 82075), (2345, 61495), (3283, 43925), (6275, 22981), (8575, 16817), (8785, 16415), (11725, 12299)]