51678725

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 80352000

約数和(自身を除く): 28673275

約数列:

[1, 5, 7, 17, 25, 29, 35, 85, 119, 145, 175, 203, 425, 493, 595, 599, 725, 1015, 2465, 2975, 2995, 3451, 4193, 5075, 10183, 12325, 14975, 17255, 17371, 20965, 50915, 71281, 86275, 86855, 104825, 121597, 254575, 295307, 356405, 434275, 607985, 1476535, 1782025, 2067149, 3039925, 7382675, 10335745, 51678725]

約数ペア:

[(1, 51678725), (5, 10335745), (7, 7382675), (17, 3039925), (25, 2067149), (29, 1782025), (35, 1476535), (85, 607985), (119, 434275), (145, 356405), (175, 295307), (203, 254575), (425, 121597), (493, 104825), (595, 86855), (599, 86275), (725, 71281), (1015, 50915), (2465, 20965), (2975, 17371), (2995, 17255), (3451, 14975), (4193, 12325), (5075, 10183)]