51080900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{39293}}^1$

素因数の和:39320

約数の個数: 36

約数和(自身を含む): 119375172

約数和(自身を除く): 68294272

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 39293, 78586, 157172, 196465, 392930, 510809, 785860, 982325, 1021618, 1964650, 2043236, 2554045, 3929300, 5108090, 10216180, 12770225, 25540450, 51080900]

約数ペア:

[(1, 51080900), (2, 25540450), (4, 12770225), (5, 10216180), (10, 5108090), (13, 3929300), (20, 2554045), (25, 2043236), (26, 1964650), (50, 1021618), (52, 982325), (65, 785860), (100, 510809), (130, 392930), (260, 196465), (325, 157172), (650, 78586), (1300, 39293)]