1320220825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{8263}}^1$

素因数の和:8374

約数の個数: 48

約数和(自身を含む): 2065867776

約数和(自身を除く): 745646951

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 83, 175, 275, 385, 415, 581, 913, 1925, 2075, 2905, 4565, 6391, 8263, 14525, 22825, 31955, 41315, 57841, 90893, 159775, 206575, 289205, 454465, 636251, 685829, 1446025, 2272325, 3181255, 3429145, 4800803, 7544119, 15906275, 17145725, 24004015, 37720595, 52808833, 120020075, 188602975, 264044165, 1320220825]

約数ペア:

[(1, 1320220825), (5, 264044165), (7, 188602975), (11, 120020075), (25, 52808833), (35, 37720595), (55, 24004015), (77, 17145725), (83, 15906275), (175, 7544119), (275, 4800803), (385, 3429145), (415, 3181255), (581, 2272325), (913, 1446025), (1925, 685829), (2075, 636251), (2905, 454465), (4565, 289205), (6391, 206575), (8263, 159775), (14525, 90893), (22825, 57841), (31955, 41315)]