1020208475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{25943}}^1$

素因数の和:25988

約数の個数: 36

約数和(自身を含む): 1497539568

約数和(自身を除く): 477331093

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 275, 325, 605, 715, 1573, 3025, 3575, 7865, 25943, 39325, 129715, 285373, 337259, 648575, 1426865, 1686295, 3139103, 3709849, 7134325, 8431475, 15695515, 18549245, 40808339, 78477575, 92746225, 204041695, 1020208475]

約数ペア:

[(1, 1020208475), (5, 204041695), (11, 92746225), (13, 78477575), (25, 40808339), (55, 18549245), (65, 15695515), (121, 8431475), (143, 7134325), (275, 3709849), (325, 3139103), (605, 1686295), (715, 1426865), (1573, 648575), (3025, 337259), (3575, 285373), (7865, 129715), (25943, 39325)]