51784575

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{821}}^1$

素因数の和:892

約数の個数: 36

約数和(自身を含む): 88779288

約数和(自身を除く): 36994713

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 821, 841, 2175, 2463, 2523, 4105, 4205, 12315, 12615, 20525, 21025, 23809, 61575, 63075, 71427, 119045, 357135, 595225, 690461, 1785675, 2071383, 3452305, 10356915, 17261525, 51784575]

約数ペア:

[(1, 51784575), (3, 17261525), (5, 10356915), (15, 3452305), (25, 2071383), (29, 1785675), (75, 690461), (87, 595225), (145, 357135), (435, 119045), (725, 71427), (821, 63075), (841, 61575), (2175, 23809), (2463, 21025), (2523, 20525), (4105, 12615), (4205, 12315)]