53810575

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 87077760

約数和(自身を除く): 33267185

約数列:

[1, 5, 7, 13, 25, 31, 35, 49, 65, 91, 109, 155, 175, 217, 245, 325, 403, 455, 545, 637, 763, 775, 1085, 1225, 1417, 1519, 2015, 2275, 2725, 2821, 3185, 3379, 3815, 5341, 5425, 7085, 7595, 9919, 10075, 14105, 15925, 16895, 19075, 19747, 23653, 26705, 35425, 37975, 43927, 49595, 69433, 70525, 84475, 98735, 118265, 133525, 165571, 219635, 247975, 307489, 347165, 493675, 591325, 827855, 1098175, 1537445, 1735825, 2152423, 4139275, 7687225, 10762115, 53810575]

約数ペア:

[(1, 53810575), (5, 10762115), (7, 7687225), (13, 4139275), (25, 2152423), (31, 1735825), (35, 1537445), (49, 1098175), (65, 827855), (91, 591325), (109, 493675), (155, 347165), (175, 307489), (217, 247975), (245, 219635), (325, 165571), (403, 133525), (455, 118265), (545, 98735), (637, 84475), (763, 70525), (775, 69433), (1085, 49595), (1225, 43927), (1417, 37975), (1519, 35425), (2015, 26705), (2275, 23653), (2725, 19747), (2821, 19075), (3185, 16895), (3379, 15925), (3815, 14105), (5341, 10075), (5425, 9919), (7085, 7595)]