80788925

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15919}}^1$

素因数の和:15965

約数の個数: 24

約数和(自身を含む): 118444800

約数和(自身を除く): 37655875

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 725, 1015, 5075, 15919, 79595, 111433, 397975, 461651, 557165, 2308255, 2785825, 3231557, 11541275, 16157785, 80788925]

約数ペア:

[(1, 80788925), (5, 16157785), (7, 11541275), (25, 3231557), (29, 2785825), (35, 2308255), (145, 557165), (175, 461651), (203, 397975), (725, 111433), (1015, 79595), (5075, 15919)]