209525550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107449}}^1$

素因数の和:107477

約数の個数: 48

約数和(自身を含む): 559599600

約数和(自身を除く): 350074050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 107449, 214898, 322347, 537245, 644694, 1074490, 1396837, 1611735, 2686225, 2793674, 3223470, 4190511, 5372450, 6984185, 8058675, 8381022, 13968370, 16117350, 20952555, 34920925, 41905110, 69841850, 104762775, 209525550]

約数ペア:

[(1, 209525550), (2, 104762775), (3, 69841850), (5, 41905110), (6, 34920925), (10, 20952555), (13, 16117350), (15, 13968370), (25, 8381022), (26, 8058675), (30, 6984185), (39, 5372450), (50, 4190511), (65, 3223470), (75, 2793674), (78, 2686225), (130, 1611735), (150, 1396837), (195, 1074490), (325, 644694), (390, 537245), (650, 322347), (975, 214898), (1950, 107449)]