71719275

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 123960320

約数和(自身を除く): 52241045

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 109, 155, 283, 327, 465, 545, 775, 849, 1415, 1635, 2325, 2725, 3379, 4245, 7075, 8175, 8773, 10137, 16895, 21225, 26319, 30847, 43865, 50685, 84475, 92541, 131595, 154235, 219325, 253425, 462705, 657975, 771175, 956257, 2313525, 2868771, 4781285, 14343855, 23906425, 71719275]

約数ペア:

[(1, 71719275), (3, 23906425), (5, 14343855), (15, 4781285), (25, 2868771), (31, 2313525), (75, 956257), (93, 771175), (109, 657975), (155, 462705), (283, 253425), (327, 219325), (465, 154235), (545, 131595), (775, 92541), (849, 84475), (1415, 50685), (1635, 43865), (2325, 30847), (2725, 26319), (3379, 21225), (4245, 16895), (7075, 10137), (8175, 8773)]