28222075

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 42497280

約数和(自身を除く): 14275205

約数列:

[1, 5, 7, 25, 29, 35, 67, 83, 145, 175, 203, 335, 415, 469, 581, 725, 1015, 1675, 1943, 2075, 2345, 2407, 2905, 5075, 5561, 9715, 11725, 12035, 13601, 14525, 16849, 27805, 38927, 48575, 60175, 68005, 84245, 139025, 161269, 194635, 340025, 421225, 806345, 973175, 1128883, 4031725, 5644415, 28222075]

約数ペア:

[(1, 28222075), (5, 5644415), (7, 4031725), (25, 1128883), (29, 973175), (35, 806345), (67, 421225), (83, 340025), (145, 194635), (175, 161269), (203, 139025), (335, 84245), (415, 68005), (469, 60175), (581, 48575), (725, 38927), (1015, 27805), (1675, 16849), (1943, 14525), (2075, 13601), (2345, 12035), (2407, 11725), (2905, 9715), (5075, 5561)]