77128275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1373}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 147204864

約数和(自身を除く): 70076589

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 107, 175, 321, 525, 535, 749, 1373, 1605, 2247, 2675, 3745, 4119, 6865, 8025, 9611, 11235, 18725, 20595, 28833, 34325, 48055, 56175, 102975, 144165, 146911, 240275, 440733, 720825, 734555, 1028377, 2203665, 3085131, 3672775, 5141885, 11018325, 15425655, 25709425, 77128275]

約数ペア:

[(1, 77128275), (3, 25709425), (5, 15425655), (7, 11018325), (15, 5141885), (21, 3672775), (25, 3085131), (35, 2203665), (75, 1028377), (105, 734555), (107, 720825), (175, 440733), (321, 240275), (525, 146911), (535, 144165), (749, 102975), (1373, 56175), (1605, 48055), (2247, 34325), (2675, 28833), (3745, 20595), (4119, 18725), (6865, 11235), (8025, 9611)]